div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentbetter-air-guidelines-yellowblue-2016-08-23-air-duct-and-insert-the-rubber-hosehtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Better Air Guidelines - Yellowblue · 2016-08-23 · air duct and insert the rubber hose provided Supply Air Duct Return ir Duct BetterAlr On the HVAC systemair handler connect loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220501065f4412253068684d2843dd91html5thumbnails1jpg width=140 height=200 divdiv