Questions- Page 2385 of 3124
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Wet basement OSB sheathing
I want to do my walk out basement over, but the area sitting on top of my foundation which is 6" studs with OSB sheathing gets cold. If I use…
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Solar rock storage
I have a 800sft insulated cabin with a 16'×48'×2.5' rock storage, with 4"-8" rocks, and insulated (R-8) on the vertical sides and bottom with vapor/water barrier. The top surface of…
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what are the efficient methods to reduce CO2 levels in an office.
Sir/Madam, My foffice is with 1193 cubic meter volume with centralised air conditioned system.. Daily 180 employees will work 8-10 hr/day. When the mornign session starts. Gradually CO2 level will…
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Basement wall fire blocking material?
Martin's basement wall insulation article is a classic that I constantly refer to when planning my basement renovation. The main thing missing from the equation, however, is fire blocking. As…
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Minisplit wiring and refrigerant lines
How can I camouflage these lines The mini split is dead center between two picture windows on the main floor on the front of the house .I have 5 inches…
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insulation over plaster and lathe
I have found this discussion on applying insulation directly to plaster walls. https://www.greenbuildingadvisor.com/community/forum/energy-efficiency-and-durability/17131/insulation-over-lath My question is, is it always safe to apply rigid expanded polystyrene directly to plaster walls, with…
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Vented/Unvented Cathedral
My original design for my cathedral ceiling involved 2x12 rafters filled with fiberglass batts or cellulose. Then with 1" xps foam installed directly on top of the rafters. I planned…
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Need recommendations for WP and breathable house wrap/air barrier products that are applicable to residential renovation.
Has anyone had recent experience with the Grace Vycor enV-S, which seems to be what I'm looking for? Thanks.
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Is rigid foam board over fiberglass batt insulation on a truss rim joist parallel to interior floor trusses ok?
My home in suburban Atlanta built in 2006 has a combination of 2 x 4 and TGI floor trusses built on a basement. On the rim joist parallel to the…
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Does polyiso need to be flush with CMU crawlspace wall?
When state-sponsored program came to put in vapor barrier in my crawlspace (it is 5' tall around perimeter) they used polyurethane foam to stick poly sheeting to about 15 inches…