Green Homes News

Hi. I’m renovating a bathroom in Florida and I’m trying to make sure I’m not building a mold trap which is a common case down here. One wall of the tub…

I am in the process of having my engineer design a home on a frost protected shallow foundation using monoslab, which in my cz 6, I can do a 12…

Hello GBA friends,I'm working on details for a new construction build in WA climate zone 6. Cold and dry area. Single story, slab on ground floor. See detail attached. This stem…

Hello GBA friends, I'm finalizing designs for a new consruction residence in WA. Zone 6. Cold dry high snow area. Details attached show where I am at with roof/ceiling plan. Questions:1)…

Hi All, Would there be a downside to using polyiso "roof" insulation for crawlspace walls and rim joists, and for the rim joists inside the house? This is the type that…

Early coordination with energy modelers and mechanical designers turns Passive House goals into buildable strategies

The National Home Performance Conference is April 13-16, 2026

Is there anyway to add a little blown in fiberglass to an attic by hand? I need to topup a few areas, but not nearly enough to rent the machine.…

The building science findings and the repair made to this wine room mystery

Hi all, My efficient DHW plan involves:1) a sanco 2 heat-pump water heater2) a compact, insulated, home-run distribution3) low-flow fixtures……except for a soaking tub! I’ll be building it myself to fit…

Hi all,have quite an emergency on our hands. Engaged an MEP engineer months ago with plenty of time to draft our MEP set. We were very close to completion and…

I'm looking for recommendations for a General Contractor in the Denver, Colorado region.It's a smallish residential remodel ($125-150K) in a wildfire/urban interface area. If any of you have referrals for a…