yet another attic kneewall question with picture

12-29-2012, 12:46 AM	#1
brianxmurray Newbie   Join Date: Jun 2012 Posts: 23	yet another attic kneewall question with picture Picture of attic kneewall for bonus room above uninsulated garage. Located in ohio My thoughts are to fill in the missing tyvek with reflextex and insulate.. Attachment 62678 Am i on the right track?

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12-29-2012, 01:21 AM	#2
Windows on Wash Exterior Construction     Join Date: Aug 2011 Location: VA, MD, DC Posts: 3,493	yet another attic kneewall question with picture Better yet would be to spray foam all the gaps and back it with a ignition/thermally compliant rigid foam. __________________ To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts. To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.

12-29-2012, 01:54 AM	#3
brianxmurray Newbie   Join Date: Jun 2012 Posts: 23	yet another attic kneewall question with picture Does it matter if the faced batt insulation already inplace has the vapor barrier facing towards the living space?

12-29-2012, 02:01 AM	#4
Windows on Wash Exterior Construction     Join Date: Aug 2011 Location: VA, MD, DC Posts: 3,493	yet another attic kneewall question with picture Reflectix is no less of a vapor barrier than is foil faced ISO and less than XPS. You could cover the joist (perpendicular) with batts as well and cover with Tyvek for wind wash protection. __________________ To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts. To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.

12-29-2012, 02:28 AM	#5
brianxmurray Newbie   Join Date: Jun 2012 Posts: 23	yet another attic kneewall question with picture Thank you for the suggestions, much appreciated. I like the foam idea but hate working with the stuff. The batt/tyvek solution seems like the best. Thanks again