div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documenthome-atkinsons-mirror-glass-efficient-window-how-to-improve-the-energyhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Home - Atkinsons Mirror Glass - Efficient Window …How to improve the energy efficiency of existing windows Many older homes have single pane windows which can wreak havoc on loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsinreader034viewer20220505175fa0b6edccf67a1e8246e15ehtml5thumbnails1jpg width=140 height=200 divdiv