Green Homes News

Hi All, Currently have an unvented roof in zone 6 Vermont with fiberglass insulation.  I want to put a new roof on but not before fixing insulation issues. I am…

Evening all.I'm working on a 1970s extension of a 1970s home. House is on bedrock, and the extension appears to be as well. The extension crawlspace is not part of…

Greetings everyone, I'm new here and planning to GC the construction of a new home on the property I already live on. I'm sure I'll be posting lots more questions…

Why “right-sizing” homes—not mandating small ones—may be the most effective path to low-carbon living.

We are having our corrugated siding put on currently and I'm just wanting to check on a detail to make sure it's ok. We have zip tape flashing around the…

I have a 4.5/12 open gable roof section that is timberframe truss supported with 2x6 t&g decking (exposed on interior). I am putting 6" of Comfortboard 80 above this, 2x4…

Morning all.I have been renovating a 1970s addition on my house from the inside. Zone 4 with damp winters.Current assembly is cedar siding, tar paper (probably #15), horizontal shiplap, tar…

I'm putting an addition on a house that has a "dropped" subfloor. The original floor joists do not sit on the stub wall. The exterior wall sill plate sits directly…

Researchers have developed new ways to use AeroBarrier to seal building envelope leaks

with a vented attic and blown in cellulose insulation should you add 3/4" self adhering rigid foam over the sheathing, before laying down an asphalt roof

Hey guys! Just a regular home owner here, trying to make improvements to my 140 year old Queen Anne home so it can last another 140. I'm in zone 5A.…

We have an 8” pvc pipe that run through our wall to the outside. This is sealed internally with Contega caulk to our intello air barrier and on the outside…

Airtight homes have more benefits than energy, comfort and indoor air quality

Hi, I’m planning on using SikaFlex Construction Sealant to air seal the gap between sill plate and concrete block foundation on the interior of our 125 year old home. The application…

I have a new manufactured home, built end of 2025. It is Energy Star certified. It's The lino (vinyl flooring) is only perimeter glued which apparently is an industry standard. …

Hi,I am looking to partially finish my basement which already has a french drain with a dimple mat up the wall in place which leads to a sump pump.This is…

A simple, buildable window detail that maintains all four control layers while providing fire resilience and thermal comfort

I'm planning a concrete-free walk-out basement/garage/workshop using mechanically stabilized earth retaining walls and permanent wood foundation construction, up in the pacific northwest (Vancouver, BC). I'm hoping for some feedback from…

“Explain the working principle and technology behind wireless chargers, with reference to electromagnetic induction and resonance.

GBA spoke with former Biden administration climate policy advisor to discuss what transpired in 2025 and why there still may be cause for hope.