Building Code Questions- Page 63 of 68
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Increasing insulation on double wall stove pipe
My wood stove's double wall insulated stove pipe goes from the first floor through the second, into the attic, and out the roof. The pipe radiates enought heat into the…
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HOA any rights?
I belong to an HOA, which has just had its first request for a solar panel system. the home owner wants to build a 24'x24' building to house his system,…
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Foam Insulation under a porch
I've been asked to insulate a porch that is now a part of the living space of the house. It was converted to living space a long time ago. The…
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What insulations comply with the 2009 IRC definition of ‘air impermeable insulation’?
The definition is: An insulation having an air permanence equal to or less than 0.02 L/s-m (squared) at 75 Pa pressure differential tested according to ASTM E 2178 or E…
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Do spray foam manufacturers have to abide by air quality requirments in their own factory?
I have an environmental concern about Demilec USA, 2925 Galleria Drive, Arlington, 76011. I am a chemical services and salesperson in N. Texas, with 20+ years’ experience and in direct…
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Why keep attic air away from the roof deck?
Throughout the several discussions comparing/contrasting vented and unvented roofs and attics, the importance of keeping attic air from making contact with the roof deck underside is stressed. What I've not…
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Housewrap required by code? and what if it was not used?
I am in climate 4A. I had a house built by a contractor in 2008. The exterior siding is stone, brick and dryvette. The contractor told us house wrap was…
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Unvented Roofs
The 2009 IRC allows for unvented roofs, providing there is compliance with severals qualification, including air impermeable insulation. Does anyone have any experience attaching polyiso insulation to the underside of…
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Does the facing of polyiso insulation matter when mechanically attaching to a block wall?
The 2009 IRC allows for unvented crawl spaces. To acheive the R-10 for my zone (Maryland) I plan on using recycled 2" polyiso roof insulation attached with Tapcon screws to…
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Need advice on getting product approved
Hi I am in Toronto and would like to use SIP panels from RAYCORE Anyone have experience with this product?