Green Products and Materials- Page 2 of 170
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Mini-split heat pump solution for floor with small rooms: concealed ducting or cassette?
I have a 2-story house with small bedrooms (old house) in Zone 4a that I'd like to heat and cool with heat pumps without having a head in every room…
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Can I use a water-based wood stain for handrail? Want something not toxic
We need to stain a wood handrail going down our basement stairs and the contractor is talking about using oil based, but water-based wood stains could work, right? We want…
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Canned spray and vapour barrier
Hoping to get some insight, We are about to complete attic air sealing on a 2000 home in climate 7A, which has a 6mi poly on the ceiling with cellulose insulation. The vapor…
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Airkrete?
There seems to be precious little imformatiom out there regarding Airkrete. Most of what I can find aside from the slightly eccentric website is either old articles or discussion threads…
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Alternatives to PEX piping to avoid chemical contamination and off-gassing?
Just curious if anyone has insights on plumbing piping. We are starting our plumbing rough-ins very soon, maybe even this week, so it might be too late to discuss this.Today…
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Non-toxic, fire resistant roof insulation for unvented roof
I am following up on a thread started here a couple years ago by someone else:https://www.greenbuildingadvisor.com/question/unvented-attic-insulation-optionsI am building a home with an unvented mono-pitch roof in climate zone 6 in…
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Are these screws appropriate for holding on PT rainscreen?
Im looking to attach a rainscreen overtop of 1.5-2" of comfortbatt insulation. I'm in Calgary, Alberta and will be putting a wood siding overtop of the rainscreen. Both screws meet…
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Insulating Low-Slope Roof of Rowhouse Without Cockloft
Insulating flat roof and/or cockloft: "stone wool" panels? Hi all. I'm trying to find a solution for insulating a flat roof (it's slightly pitched) on a rowhouse in Brooklyn. The…
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Sourcing Materials and Labor Ethically
Ethical use of Engineered Stone Seeing this, wondering if it is ethical to specify a product that the industry is known to not ensure protection for the workers fabricating/installing? As…
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Sealant Compatible with CertainTeed MemBrain
Which sealants do people prefer with Membrain vapor retarder. The documentation states silicone…. yuck…. Ive been using Big Stretch (approved for use with nylon which I believe is another name…