GBA Pro Help- Page 15 of 151
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Alternative to WRB
I need an alternative to a space that has no WRB.I am working on converting an existing attached garage into a bedroom and bathroom. The garage has no WRB and…
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Closed- and Open-Cell Spray Foam in Walls and Ceiling
I am building a house in climate zone 6a. I have gotten a few spray foam quotes and have a question about one of them. I need to get r25…
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Vented insulated cavities in cathedral ceiling. What next?
I'm seeking thoughts on a possibly failing vented cathedral ceiling. So far I can see it only from the outside.The building appears to have 2x6 rafters, an open plan cathedral…
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Heat pump system for a 5-plex?
I have a 5-plex that has 4 700 sq-ft 1 br apts, 2 on main floor, 2 on second floor (each with large living room, eat-in kitchen, medium sized bedroom,…
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Sealing/Insulating Rim Joists and Sill Plate Area
Getting my first home built by a contractor--he's supposed to be good and I do trust him... BUT... there are some areas pertaining to air sealing that he is just…
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Stucco Mineral Wool Wall Assembly
Looking for recommendations on a wall assembly using 2'-3" mineral wool as the exterior continuous insulation with stucco. Does any one have any experiences with StoTherm ci Mineral, Senerflex Vulcan…
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roof snow melt systems
seek advice on snow melt systems on metal roof Climate zone 7
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Poor insulation in old cathedral ceiling
Having read the 5 options for insulating a cathedral ceiling (By Martin Holladay | December 11, 2020) I am in a dilemma...#3 seems the closest. Here is my situation - …
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Operation cost of electric vs. natural gas tankless water heater for radiant floor heat
We're thinking of replacing our Rinnai natural gas tankless water heater with an electric tankless water heater such as a Stiebel Eltron. I'm having trouble figuring out the likely difference…
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Recommended concrete moisture levels for spray foam
I have a poured basement poured 6 months ago bituthene on outside walls. House recently dried in heat in basement has been on for 2 weeks. Moisture content 70% done…