Green Homes News

Currently have a 9k ductless wall mounted mini split  in the master bedroom. Trying to get the hot/cool air into the other bedroom when doors are closed. Do you guys…

which one goes up first the fascia or the Cornish

A builder named Terry Nordbye has published a book on air-sealing

Hey everyone, Quick question, currently we have a huge renovation going, I’m an electrical contractor myself and I work in a lot of custom high end builds but I wanted to…

I have serious symptoms of dysautonomia, only when I sleep in the house. If I sleep outside, or in any other house, I'm fine. There is no hvac, just propane…

I live in Champaign IL (climate zone 5A), and am looking to replace the 26-yo AC/15-yo gas furnace in my ducted HVAC system. I don't think minisplits will blend in…

Hey All,Once I complete installation of the door bucking of my walls, I will coat the concrete door sill with Fast Flash -- tying it into the Fast Flash on…

Hey All,I have what I think is a belt-n-suspenders water control layer on the exterior of my house. There is a layer of Prosoco MVP, Fast Flash on the exterior…

Helllo!I have designed a house with cavity insulation + the sheathing/WRB + 1 1/2" Rockwool Comfortboard 80 CI outside + (2) 3/4" furring strips under vertical wood siding. All good.My…

Good morning, I've seen it said on this site by Martin Holladay and others that a block wall can stay wet for a century or something to that effect, but he…

Hello I am a professor teaching a course next fall on building design and assemblies and am using GBA references throughout my syllabus. Is there anyone I can speak with…

General contractor that has also worked for design firms in the past. I am in the process of designing/ building our "dream" home. I am aware of all of the…

Hi All, I've been wondering about a particular insulation assembly for a flat roof and wanted to pose a question here to see if it would pose any condensation risks.…

By minimizing rework and eliminating guesswork, 3D laser scanning to as-built improves schedule accuracy for high-rise commercial projects. By incorporating accurate point cloud data into BIM models, precise coordination and…

An effective mosquito control method that is safe for other critters

SUMMARY:  Should I air-seal a plywood ceiling, or install a vapor retarder, or is there a way to do both?DETAILS:  I have a bedroom with no finished ceiling (exposed ceiling…

Is there any reason I couldn't just use 'blocks' of 1/2" plywood or even just cut pieces of Cor-a-vent behind my horizontal furring strips at nailing locations? All I see…

Hi all, (Climate Zone 6B)We recently completed a high-end renovation in Madison, Wisconsin, that included a radiant floor heating system powered by an IBC boiler. We’re experiencing a persistent problem:…

I'm involved in an attic renovation and have noticed that the bathroom fan vent runs in a long, convoluted span that comes out at a wall before exiting the side…

I have a pier and brick curtain house, crawlspace is encapsulated but with uninsulated curtain walls.House mudsill (sitting on the brick) is approx 24 inches above grade in the area…