div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=-when-fixing-polycarbonate-sheets-to-the-battens-or-purlins-allowance-has-tohtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: When fixing polycarbonate sheets to the battens or purlins allowance has to be made when drilling screw holes so that the sheet can move freely as it expands or contracts Screw loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentssitereader035viewer20220630075fb856e72c4c5552da18d7e7html5thumbnails1jpg width=140 height=200 divdiv
