General Questions- Page 146 of 1410
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Are people doing non-PT plywood strips for rainscreen as in moist costal zones like BC and the Pacific Northwest?
I see a lot of discussion around PT furring for rainscreens, and folks tend to agree that in typical situations non-PT 1x4 (or similar) is robust. Is this true of…
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Using alcohol to improve air filter effectiveness in wildfire smoke events?
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9828579/This study says:"3.6. Filter conditionThe filter condition had a strong impact on DIY air cleaner effectiveness. The DIY air cleaner was almost completely ineffective when used with dirty filters. The…
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Wood stove outside-air duct material
Hi all,I’ll be installing a wood stove with an outside air adapter for a 3” or 4” duct that attaches directly to the bottom of the firebox. This duct will…
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Air sealing already-sheathed new construction?
Hi there. I’m building a 1200 sqft addition in the Seattle area (Zone 4 Marine/Coastal). I am attempting to use the sheathing as my primary air barrier, with Tyvek CommercialWrap…
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Water-cooled fan coils or water-cooled air handler
We have a 1500 sq ft (evenly divided bw 1st and 2nd floors) brick century home in Cleveland OH. We are well on our way to getting the house to…
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Wall Assembly Assessment
Hi- I'm in the process of replacing some built in air conditioners with mini splits and so for the first time since buying this house I've had a chance to see…
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Best insulation for steal building
We are at the frame phase of a metal building. 8” girts. The roof will be metal insulated panels. We are looking for the best way to insulate the walls.…
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Inward Vapour Drive – Cold/Temperate Rainy Climate
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Internally insulating log cabin – ventilation in residual cavity
Hi everyone. We live in an old log cabin in Central Sweden (Dalarna). So climate is long, cold, dry winters (down to -20 celcius snow on the ground from November…
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Jacking up 1950’s sill plate to add capillary break
After seeing a few posts on here suggesting adding a capillary break before insulating rim joists, I would like to do that on my 1958 house. However, I do not…