Expert Exchange Q&A
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Deck Ledger options? Direct VS standoffs VS Deck Brackets?
Hello, Ive got a few options on my ledger attachment and trying to decide the best route to go. Zone 4 retrofit, new sheathing with 3" polyiso exterior, rain screen…
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Engineered Hardwood Finish for Raised Slab Over Crawlspace
Ok, I have spent some time reading posts on this and my question is still unanswered-- so here we go. Climate Zone 5A, converting old covered sunroom (on above grade…
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Seismic retrofit for a Terra Cotta structural block foundation?
I’m doing a large remodel this next year on a 1906 farmhouse in the pacific NW. The basement foundation is terra cotta structural block. Anyone have any ideas on how…
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Open Cell Off-Gassing – Contractor Wants to Remove and Spray Closed Cell Over
Hello! I had a contractor spray our attic on 2/3/23. They used closed-cell and open-cell foam in our attic. The open cell was used behind knee walls in our attic…
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Exposed poured concrete foundation wall protection
We are considering a home purchase in the Cincinnati, Ohio area (climate zone 5).The home has a walkout basement. The majority of the basement is finished. The home does not…
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Under Slab Vapor Barrier
Hi, I have a somewhat different situation on this one. We are in Los Angeles. I have a 3 story new build residential construction, which includes a basement. The basement foundation…
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Rv mini split insta..
Hi I am planning on installing a 2nd mini split in our 40' coach.I have one in the main bedroom it's a wall hung 9k.Works awesome.But the second one I…
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CLT replaces a concrete slab
I'm soliciting input for a potential project in southern Arizona. The client has approached me about exorbitant costs related to concrete slabs. Although I specialize in SIPs and CLT, I've…
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Heat pump air distribution noise
Given that when I move/rebuild I probably will be required to use a heat pump (as opposed to a condensing boiler and baseboards), what is the air noise going to…
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Is there a heavy duty structural sill seal tape kind?
We are building a tiny home and we want to use a thermal breaker between the metal frame and the wood frame to be built, we are thinking of using…
