div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails14jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails17jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails19jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails20jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=21Page 21button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=21 data-page=21 class=ts-thumb lazyload alt=Page 21: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails21jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=22Page 22button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=22 data-page=22 class=ts-thumb lazyload alt=Page 22: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails22jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=23Page 23button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=23 data-page=23 class=ts-thumb lazyload alt=Page 23: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails23jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=24Page 24button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=24 data-page=24 class=ts-thumb lazyload alt=Page 24: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails24jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=25Page 25button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=25 data-page=25 class=ts-thumb lazyload alt=Page 25: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails25jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=26Page 26button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=26 data-page=26 class=ts-thumb lazyload alt=Page 26: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails26jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=27Page 27button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=27 data-page=27 class=ts-thumb lazyload alt=Page 27: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails27jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=28Page 28button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=28 data-page=28 class=ts-thumb lazyload alt=Page 28: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails28jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=29Page 29button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=29 data-page=29 class=ts-thumb lazyload alt=Page 29: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails29jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=30Page 30button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=30 data-page=30 class=ts-thumb lazyload alt=Page 30: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails30jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=31Page 31button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=31 data-page=31 class=ts-thumb lazyload alt=Page 31: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails31jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=32Page 32button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=32 data-page=32 class=ts-thumb lazyload alt=Page 32: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails32jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=33Page 33button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=33 data-page=33 class=ts-thumb lazyload alt=Page 33: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails33jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=34Page 34button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=34 data-page=34 class=ts-thumb lazyload alt=Page 34: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails34jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=35Page 35button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=35 data-page=35 class=ts-thumb lazyload alt=Page 35: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails35jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=36Page 36button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=36 data-page=36 class=ts-thumb lazyload alt=Page 36: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails36jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=37Page 37button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=37 data-page=37 class=ts-thumb lazyload alt=Page 37: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails37jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=38Page 38button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=38 data-page=38 class=ts-thumb lazyload alt=Page 38: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails38jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=39Page 39button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=39 data-page=39 class=ts-thumb lazyload alt=Page 39: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails39jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=40Page 40button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=40 data-page=40 class=ts-thumb lazyload alt=Page 40: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails40jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=41Page 41button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=41 data-page=41 class=ts-thumb lazyload alt=Page 41: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails41jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=42Page 42button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=42 data-page=42 class=ts-thumb lazyload alt=Page 42: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails42jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=43Page 43button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=43 data-page=43 class=ts-thumb lazyload alt=Page 43: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails43jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=44Page 44button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=44 data-page=44 class=ts-thumb lazyload alt=Page 44: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails44jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=45Page 45button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=45 data-page=45 class=ts-thumb lazyload alt=Page 45: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails45jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=46Page 46button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=46 data-page=46 class=ts-thumb lazyload alt=Page 46: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails46jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=47Page 47button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=47 data-page=47 class=ts-thumb lazyload alt=Page 47: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails47jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=48Page 48button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=48 data-page=48 class=ts-thumb lazyload alt=Page 48: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails48jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=49Page 49button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=49 data-page=49 class=ts-thumb lazyload alt=Page 49: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails49jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=50Page 50button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=50 data-page=50 class=ts-thumb lazyload alt=Page 50: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails50jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=51Page 51button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=51 data-page=51 class=ts-thumb lazyload alt=Page 51: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails51jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=52Page 52button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=52 data-page=52 class=ts-thumb lazyload alt=Page 52: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails52jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=53Page 53button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=53 data-page=53 class=ts-thumb lazyload alt=Page 53: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails53jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=54Page 54button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=54 data-page=54 class=ts-thumb lazyload alt=Page 54: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails54jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=55Page 55button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=55 data-page=55 class=ts-thumb lazyload alt=Page 55: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails55jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=56Page 56button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=56 data-page=56 class=ts-thumb lazyload alt=Page 56: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails56jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=57Page 57button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=57 data-page=57 class=ts-thumb lazyload alt=Page 57: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails57jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=58Page 58button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=58 data-page=58 class=ts-thumb lazyload alt=Page 58: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails58jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=59Page 59button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=59 data-page=59 class=ts-thumb lazyload alt=Page 59: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails59jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=60Page 60button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=60 data-page=60 class=ts-thumb lazyload alt=Page 60: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails60jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=61Page 61button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=61 data-page=61 class=ts-thumb lazyload alt=Page 61: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails61jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=62Page 62button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=62 data-page=62 class=ts-thumb lazyload alt=Page 62: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails62jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=63Page 63button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=63 data-page=63 class=ts-thumb lazyload alt=Page 63: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails63jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=64Page 64button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=64 data-page=64 class=ts-thumb lazyload alt=Page 64: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails64jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=65Page 65button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=65 data-page=65 class=ts-thumb lazyload alt=Page 65: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails65jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=66Page 66button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=66 data-page=66 class=ts-thumb lazyload alt=Page 66: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails66jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=67Page 67button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=67 data-page=67 class=ts-thumb lazyload alt=Page 67: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails67jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=68Page 68button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=68 data-page=68 class=ts-thumb lazyload alt=Page 68: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails68jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=69Page 69button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=69 data-page=69 class=ts-thumb lazyload alt=Page 69: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails69jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=70Page 70button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=70 data-page=70 class=ts-thumb lazyload alt=Page 70: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails70jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=71Page 71button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=71 data-page=71 class=ts-thumb lazyload alt=Page 71: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails71jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=72Page 72button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=72 data-page=72 class=ts-thumb lazyload alt=Page 72: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails72jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=73Page 73button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=73 data-page=73 class=ts-thumb lazyload alt=Page 73: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails73jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=74Page 74button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=74 data-page=74 class=ts-thumb lazyload alt=Page 74: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails74jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=75Page 75button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=75 data-page=75 class=ts-thumb lazyload alt=Page 75: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails75jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=76Page 76button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=76 data-page=76 class=ts-thumb lazyload alt=Page 76: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails76jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=77Page 77button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=77 data-page=77 class=ts-thumb lazyload alt=Page 77: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails77jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=78Page 78button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=78 data-page=78 class=ts-thumb lazyload alt=Page 78: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails78jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=79Page 79button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=79 data-page=79 class=ts-thumb lazyload alt=Page 79: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails79jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=80Page 80button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=80 data-page=80 class=ts-thumb lazyload alt=Page 80: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails80jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=81Page 81button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=81 data-page=81 class=ts-thumb lazyload alt=Page 81: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails81jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=82Page 82button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=82 data-page=82 class=ts-thumb lazyload alt=Page 82: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails82jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=83Page 83button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=83 data-page=83 class=ts-thumb lazyload alt=Page 83: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails83jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=84Page 84button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=84 data-page=84 class=ts-thumb lazyload alt=Page 84: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails84jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=85Page 85button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=85 data-page=85 class=ts-thumb lazyload alt=Page 85: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails85jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=86Page 86button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=86 data-page=86 class=ts-thumb lazyload alt=Page 86: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails86jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=87Page 87button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=87 data-page=87 class=ts-thumb lazyload alt=Page 87: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails87jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=88Page 88button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=88 data-page=88 class=ts-thumb lazyload alt=Page 88: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails88jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=89Page 89button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=89 data-page=89 class=ts-thumb lazyload alt=Page 89: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails89jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=90Page 90button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=90 data-page=90 class=ts-thumb lazyload alt=Page 90: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails90jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=91Page 91button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=91 data-page=91 class=ts-thumb lazyload alt=Page 91: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails91jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=92Page 92button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=92 data-page=92 class=ts-thumb lazyload alt=Page 92: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails92jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=93Page 93button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=93 data-page=93 class=ts-thumb lazyload alt=Page 93: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails93jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=94Page 94button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=94 data-page=94 class=ts-thumb lazyload alt=Page 94: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails94jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=95Page 95button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=95 data-page=95 class=ts-thumb lazyload alt=Page 95: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails95jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=96Page 96button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=96 data-page=96 class=ts-thumb lazyload alt=Page 96: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails96jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=97Page 97button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=97 data-page=97 class=ts-thumb lazyload alt=Page 97: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails97jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=98Page 98button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=98 data-page=98 class=ts-thumb lazyload alt=Page 98: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails98jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=99Page 99button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=99 data-page=99 class=ts-thumb lazyload alt=Page 99: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails99jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=100Page 100button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=100 data-page=100 class=ts-thumb lazyload alt=Page 100: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails100jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=101Page 101button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=101 data-page=101 class=ts-thumb lazyload alt=Page 101: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails101jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=102Page 102button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=102 data-page=102 class=ts-thumb lazyload alt=Page 102: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails102jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=103Page 103button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=103 data-page=103 class=ts-thumb lazyload alt=Page 103: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails103jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=104Page 104button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=104 data-page=104 class=ts-thumb lazyload alt=Page 104: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails104jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=105Page 105button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=105 data-page=105 class=ts-thumb lazyload alt=Page 105: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails105jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=106Page 106button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=106 data-page=106 class=ts-thumb lazyload alt=Page 106: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails106jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=107Page 107button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=107 data-page=107 class=ts-thumb lazyload alt=Page 107: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails107jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=108Page 108button div class=ts-imageimg data-url=dw-142-specification-for-sheet-metal-ductwork-addendum-ahtmlpage=108 data-page=108 class=ts-thumb lazyload alt=Page 108: DW-142 Specification for Sheet Metal Ductwork Addendum-A loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer2022050614546a4cdeb4af9f4c578b45fchtml5thumbnails108jpg width=140 height=200 divdiv
