Green Homes News

Making the seal from sheathing to over wall to interior ceiling

Green Homes 2 - 4 hours 27 min ago
Once you tape the flap on the outside sheathing and put the flap over the top plate, is there a way to connect to the interior ceiling without using grids?
Categories: Green Homes

Vapor Barrier Placement with In-Floor Heat – Best Practice vs Plumber Preference?

Green Homes 2 - 9 hours 37 min ago
We had planned to build our slab as follows:8” clear stone > EPS foam > 10 mil poly vapor barrier > concrete slab, with radiant in-floor heat tubing floated in…
Categories: Green Homes

Beyond Showerheads—Fixing Leaky Diverters

Green Homes 2 - 14 hours 45 min ago
This seldom recognized "plumbing leak" may be wasting water and energy, costing you money
Categories: Green Homes

Drip strip and rain water

Green Homes 2 - Thu, 2025-07-17 21:34
hello , I have a drip strip square area of dirt in between garage driveway and front door entry sidewalk . This area is  letting  water go under my house…
Categories: Green Homes

Also Unable to Respond/Reply

Green Homes 2 - Thu, 2025-07-17 17:26
Test test. Someone recently posted that the "post" button was not working for them. I am also unable to reply/respond to posts on the forum. I have reached out to…
Categories: Green Homes

HVAC Maintenance: checking/adding refrigerant

Green Homes 2 - Thu, 2025-07-17 10:29
Greetings and thanks in advance,Im seeking  help on how to approach an HVAC company in terms of maintenance that I don't have the technical background to perform, specifically run a…
Categories: Green Homes

sub fascia board – plywood?

Green Homes 2 - Thu, 2025-07-17 10:23
Is there any reason I shouldn't use 3/4" plywood for eave sub fascia board? In order to be in line with the truss bottom chord, it needs to be 10.25",…
Categories: Green Homes

metal roof above cellulose insulation

Green Homes 2 - Thu, 2025-07-17 08:29
My garage/workshop design has a metal roof with soffit and ridge venting on purlins (no sheathing), and the building is fully insulated and conditioned, including 18" of blown cellulose in…
Categories: Green Homes

Insultex R6 Magical Housewrap

Green Homes 2 - Thu, 2025-07-17 08:22
Insultex R6 is back.A peer in the construction industry told me that our local code enforcement was requiring R6 housewrap.  I advised him that the code does not say that…
Categories: Green Homes

Problems with the Q&A forum

Green Homes 2 - Thu, 2025-07-17 07:23
We are aware of the issues with posting comments to the GBA site, our team is working on the problems, and we hope to have full access available soon.Randy WilliamsEditor,…
Categories: Green Homes

Building Science Puzzle: The Wrinkly Shingles

Green Homes 2 - Thu, 2025-07-17 02:00
This new two-part regular series will debate a building investigation, part one discusses collected data and building conditions. Part two is all about the findings
Categories: Green Homes

Proper venting of airspace in basement? Prevent water intrusion?

Green Homes 2 - Wed, 2025-07-16 20:58
Hi GBA community,I'm dealing with a mold and odor issue in the basement. I live in North GA at the bottom of a hill and we receive lots of the…
Categories: Green Homes

Best vapor open membrane for Diffusion Port in 3B?

Green Homes 2 - Wed, 2025-07-16 19:09
I am the designer on a single story new build in climate zone 3B with a unvented conditioned attic. I am new to Diffusion Ports. We have a 5/12 pitch…
Categories: Green Homes

Help with detail at front porch of new home

Green Homes 2 - Wed, 2025-07-16 14:26
Looking for help on this detail, moisture and thermal bridge concerns, not seeing a lot of posts or other conversations about this material combination.New two-story build in Klamath Falls, OR,…
Categories: Green Homes

HVAC and vapor diffusion port in an unvented attic

Green Homes 2 - Wed, 2025-07-16 13:07
We are building a single story home in climate zone 3C with an unvented attic with a standing seam metal roof. The heat pump HVAC system is divided into 3…
Categories: Green Homes

Unable to respond to question

Green Homes 2 - Wed, 2025-07-16 09:13
This is also serving as a test post.I recently posted a question the the Q&A but have been unable to respond from multiple devices for over a day now.Not sure…
Categories: Green Homes

Installing drain to daylight and a sump?

Green Homes 2 - Wed, 2025-07-16 04:07
Our foundation was recently dug and 8” clear stone put down as a base prior to footings. From here, the footings will be made using form-a-drain and the plan is…
Categories: Green Homes

2″ Zip R-sheathing 45-degree mitered corners

Green Homes 2 - Wed, 2025-07-16 01:47
My details for 2" zip r-sheathing shows foam being notched out of one panel to the receive the other like in the attached image. However, the contractor decided to proceed…
Categories: Green Homes

Basement window framing Rough Opening

Green Homes 2 - Tue, 2025-07-15 20:45
I'm changing out my basement windows and cannot find a good article or video on detailing the RO appropriately.  Is PT lumber enough for the framing? Do I need a…
Categories: Green Homes

Basement bearing wall over footing

Green Homes 2 - Tue, 2025-07-15 20:37
Hello All,I am building a home in zone 4 (northern USA). We have a 9 foot deep basement. 10" poured walls over 18" footings, with suitable rebar. In the interior of the…
Categories: Green Homes

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