Green Homes News

House built in 1960s with open gable roof, converted garage on left side also gable roof, and an intersecting gable in the middle.  House has gable vents: one on each…

Hi everyone! TL;DR at the bottom. Sorry, I'm wordy. First, I just want to say that I'm not looking for reinforcement either way. Rather, I'm looking for people's experience who…

We have energy heel trusses in our cathedral ceiling area. The total space from the roof sheathing to where the finished drywall would be is 26”, so a 26” deep…

It’s tough to know which actions matter

Thank you When I open up one of The library details and download it as a DWG and then try and open it with my CAD program Autocad The building…

Can anyone advise what the purpose of these framing members are and why they have a top plate notch missing?They are across the room from each other and aren’t electrical…

Hey all,We were hoping to do blown in insulation in our attic with TimberFill. However, when I reached out to a local company that sells it, they said they don’t…

Hi everyone,I am currently working on the design of an ADU located in Portland, Maine (Climate Zone 6). My team and I are planning to incorporate a NanaWall system into…

How we turned a backyard drainage problem into a rain garden solution

Hi, I've looked through several articles, but could use some additional expertise from members here given the unique conditions of this house.  Apologies for the long pre amble, but hope it's…

I'm in Corvallis, Oregon (climate zone 4c) and in the design phase (sort of...) of new construction three bed house. It was planned to be two story with craw space.…

Getting close to install and need to check on a few details with the installer, one is the outdoor unit stand and pad. Looking at photos, our installer's typical setup is…

I live in a circa 1930 house with a clay tile roof in Atlanta, GA. We will be refinishing the attic next year. Currently it is a nonvented and conditioned…

Blower-door testing advice from someone who's made mistakes

Have a 70's home with batt insulation in the rim joist cavity.  It appears they installed with the insulation toward the outside of the home and a foil backed vapor…

I would be interested to hear if anyone has any experience insulating an existing (old) basement slab with spray foam, then topped with a new thin-slab pour (about 1.5")?In my…

I am working on a project with an advantech subfloor.  For various reasons it won’t be enclosed for about 2 months. We recently got a good bit of rain and…

I am a student creating an ADU located in Maine, Portland. We have a complex system which we divided into two: the sloped windows and the gliding door system. Kawneer…

My installers put in some adhero 1000 on top of new plywood. Weather is a little cool. It was 50 to 55 yesterday when they installed it, 30s and 40s…

Do I need an air gap between sheathing and foil faced board in unvented conditioned attic.