GBA Pro Help- Page 3 of 151
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Insulating Rim Joists old Limestone Foundation
I am insulating the rim joists (or band joist/header) on this 1870 limestone foundation house in Ontario Canada. I'm using square pieces of XPS rigid foam with spray foam around…
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Slab Insulation Detailing
I have an uninsulated, unheated 3 season room that sits on a slab we want to connect to the main part of the house. There is a 6-8 inch step…
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Moisture in Attic
There is moisture in my attic in the winter (rusty nails and wet plywood) on the front (north) side of the house where there is no ventilation. There also appears…
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Seeking help with heat pump for my house
I would like help identifying an HVAC contractor in the triangle are of North Carolina who will help me sort out options, design and install a heat pump at my…
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Chimney not drawing? New home with Open cell
I have completed a new home in which the chimney, which is at the proper height, does not draw until an 8’ tall door is opened 8”. We are going…
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duct versus in floor heating with ground source heat pump
My subcontract0r is installing a vertical loop ground source heat pump for heating and hot water in a new home here in northern Wisconsin, zone 6B-7A. The house will be…
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Scissor trusses and wood fiber batts
I am already sheepish about posting a question about insulating a cathedral-ish ceiling, using scissor trusses, and not having a definitive insulation plan dialed in..But here goes: We are building our…
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Air/vapor barrier between tongue-and-groove ceiling?
I am working on a project where the interior ceilings in a large portion of the house will be clad with tongue-and-groove Atlantic white cedar. It is a low slope…
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Are my hipped roof venting and vent baffle calculations ok?
I am putting insulation baffles into an older (1971) home in northern Wisconsin (2020 climate zone 6, previously zone 7A). All the old attic insulation and now also the ceilings…
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Sealing SIP Roof
I've seen several posts on the perils and difficulty of adequately air sealing SIP roofs and wanted to ask a few questions and get some input. Our SIP roof was…