Questions- Page 2387 of 3124
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Expanding and renovating in zone 7.
first post here... I have an 800 sq ft home located in NW Ontario Canada (P9N0E7) zone 7 built late 1990s. The basics.. Fuel oil $1.16 litre when last purchased.…
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LED Filament bulbs
Does anybody have any experience with these new so-called LED filament bulbs?
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How much energy is lost due to indoor sourced air for combustion in a furnace?
I used to have a 75k input (60k out) 80% furnace that used basement air for combustion, in addition a vent was broken dumping a lot of heated air into…
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Creating a conditioned crawlspace/air sealing questions
I have a 1940's ranch in climate zone 5a (Northern NJ) that's a bit of a disaster from an energy efficiency standpoint. One step that I'd like to take in…
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Tar used for interior concrete sealing
I'm in the middle of a residential new construction project, targeting Passive House requirements. It is an insulated slab on grade, double-wall stick built home, where the air barrier is…
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NEW mini-split from Mitsubishi…is it here?
I read here (I think......could be wrong though since I have been everywhere on the net looking for answers before I settled here).. that Mitsubishi was going to release a…
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How to best seal well water line in PVC pipe coming up through slab.
Our foundation is a monolithic slab on grade. The well water line (1.25") and electrical line (1") enter horizontally under the slab and then vertically up within a 4" PVC…
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Double-Stud Wall, Sheathing Moisture, and Negative Air Pressure
I've been reading a bunch about moisture and sheathing, mainly when studies reference injecting air into an insulating wall and measuring the moisture increase above recommended levels. I've also read…
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Moisture behind insulation
I notice moisture behind the insulation on the plywood in my basement. Any ideas what would cause this? Thanks for any help Greg