div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=2ecffd01e1ab3e9383f0-the-heater-must-not-be-laid-together-with-the-ventiduct-ofhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: 2ecffd01e1ab3e9383f0 ……the heater must not be laid together with the ventiduct of air-fuelled water heater or other open-fire appliances into the same flue The heater must be loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentssitereader034viewer20220421115e8cca7fe3be365b3c328dcfhtml5thumbnails1jpg width=140 height=200 divdiv