Questions- Page 2413 of 3124
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Is Roxul or EPS more environmentally friendly overall?
I certainly like that Roxul has high recycled content, but this PDF published by Roxul makes it look like EPS actually has a lower Lifetime GWP / sq. ft x…
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Martin, GBA 2.0
So what tabs stay free and what is going more toward pay for? Does this Q&A stay? Do we keep yapping here those of us that have or do we…
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Adding a dormer = new ventilation required?
Two friends of mine - one the building owner and the other a contractor - have been renovating an attic and plan to add a 10'x10' dormer. After providing engineering…
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No local builders are bulding with GBA and BSC knowledge
The building code officials here mandate fiberglass insulation in studded walls in basements covered with poly. Energy Star, our national government advocates R-5 rigid foam on exteriors from zone 5-8.…
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To install engineered hardwood flooring over a basement slab, can I use (2) 3/8″ CDX plywood over 1/2″ XPS?
QUESTIONS: Can I use 2 layers 3/8” CDX Southern Pine plywood (joints staggered, glued & screwed together, but NOT mechanically attached to the slab) over 1/2" XPS? Whether I install…
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Flitch Hydronic redesign thread
Flitch we need pics and pipe sizes and run lengths and details on what items are on the loops. I have to put your pet bear here too cause I…
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Mini Splits winning the battle; with PV as a source let’s even call it green.
Mini splits with PV are a great option even if not super insulated yet. Pellet stoves do well, cost as much as a mini split and you have to attend…
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Are there professionals who do site visits and advise on available upgrades and challenges?
I live in a house that is well over a century old and an unmitigated energy efficiency disaster (i just discovered an new conundrum recently). I've been doing some upgrades…
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Does any one know of companies that will sell insulated glazing units alone in the PNW?
I am converting my unattached garage to a work shop, and for fun want to make the windows myself. Looking for double pane IGU's to purchase in PNW. Any info/advice…
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Any experience with an unheated (but insulated) slab as a finished floor? Will it be uncomfortably cold?
We are building a 1000 s.f. single-story home in Northwestern Ontario (climate zone 7) on a very tight budget. It will be well-insulated (walls R-40, roof R-60), and have triple-glazed…