div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document16-17-18-the-windows-shall-be-glazed-using-hermetically-sealed-flat-double-glazinghtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: · 16 17 18 The windows shall be glazed using hermetically sealed flat double glazing units manufactured in accordance with BS 5713 1979 Specification for hermetically sealed loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsinreader034viewer20220422005e9fd8fe8f04400f5d7129echtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document16-17-18-the-windows-shall-be-glazed-using-hermetically-sealed-flat-double-glazinghtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: · 16 17 18 The windows shall be glazed using hermetically sealed flat double glazing units manufactured in accordance with BS 5713 1979 Specification for hermetically sealed loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsinreader034viewer20220422005e9fd8fe8f04400f5d7129echtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document16-17-18-the-windows-shall-be-glazed-using-hermetically-sealed-flat-double-glazinghtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: · 16 17 18 The windows shall be glazed using hermetically sealed flat double glazing units manufactured in accordance with BS 5713 1979 Specification for hermetically sealed loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...