Green Homes News

Zip R Sheathing + Spray Foam or Double Stud Wall

Green Homes 2 - Thu, 2025-06-26 07:18
We have officially broken ground on our personal home and I am in the process of finalizing the lumber take off. Our house was designed to incorporate double stud walls…
Categories: Green Homes

Bringing gussets down to line up with knee all in attic

Green Homes 2 - Thu, 2025-06-26 03:31
With help from this forum, I now have a way of tackling bowed rafters in an attic I’m getting ready to renovate. The 2x6 rafters are not deep enough for…
Categories: Green Homes

Bringing gussets down to line up with knee all in attic

Green Homes 2 - Thu, 2025-06-26 03:31
With help from this forum, I now have a way of tackling bowed rafters in an attic I’m getting ready to renovate. The 2x6 rafters are not deep enough for…
Categories: Green Homes

Tankless water heater- PFAS, BPA, etc

Green Homes 2 - Thu, 2025-06-26 03:30
Hello all, interested in the Navien NPE-240A2. Tried contacting them to no avail. It looks like there are a lot of plastic components on the inside of the unit. Does…
Categories: Green Homes

Is It Bad When the Air Conditioner Runs a Lot?

Green Homes 2 - Thu, 2025-06-26 02:00
There are several reasons why your air conditioner might be running a lot—one is that it's operating as designed.
Categories: Green Homes

Building greener on a budget: can we safely use mixed-size plywood?

Green Homes 2 - Wed, 2025-06-25 15:00
Hello Folks, We’re taking on the challenge of building our first home and garage in the Northeast (climate zone 6a), and doing our best to keep costs low while still…
Categories: Green Homes

Leaky Bulkhead

Green Homes 2 - Wed, 2025-06-25 14:59
I would love to get the community's opinion on fixing a leaky bulkhead. The grading nearby slopes down to it, and that is not really changeable. Its top couple of…
Categories: Green Homes

Mini Split location/ducting for SIP built ADU

Green Homes 2 - Wed, 2025-06-25 14:58
Hey Everyone!I am working on an 20x24 ft Studio ADU build here in Oklahoma (Climate Zone 3A) and have been researching a lot on this forum and podcast and decided…
Categories: Green Homes

Basement heatloss Boston

Green Homes 2 - Wed, 2025-06-25 14:57
Curious if I'm overthinking my heating need for my basement renovation. 115' perimeter, 50% above grade, all walls R15 closed cell, 7' ceilings with new 4" poured slab, 85sf of…
Categories: Green Homes

Help me decide if closed cell in my attic is really worth it over open cell

Green Homes 2 - Wed, 2025-06-25 14:56
Hey, I have a large attic and a bid for about $14,000 to put 7 1/2 inches of open cell everywhere And $30,000 to put 4 inches of closed cell.…
Categories: Green Homes

Exterior continuous insulation and mold

Green Homes 2 - Wed, 2025-06-25 14:55
Hey Folks, We are going to build a passive house-lite in Marine 4c. Wall assembly is gypsum, 2x6 advanced framing with 24” oc filled with blown-in fiberglass, taped and sealed…
Categories: Green Homes

Self Adhesive WRB: What’s the ideal PERM RATING in Maine, Zone 6A

Green Homes 2 - Wed, 2025-06-25 14:54
Looking at various products, while on a budget (who isn't these days?!). I'm trying to stick to about .80¢/square foot, so products like Blueskin VP100 (33 perms) and Grip-rite ProWrap…
Categories: Green Homes

Running ERV in humid summer

Green Homes 2 - Tue, 2025-06-24 13:24
How do I combine my mini split and ERV, in my tight house in the humid southern summer? The mini split struggles to dehumidify with my high ceilings, even with…
Categories: Green Homes

Residing for wildfire

Green Homes 2 - Tue, 2025-06-24 13:24
I'm trying to decide between Hardie plank Board and batten and corrugated vertical steel siding on the gable end of my two story house. Colorado climate zone 5. the wall…
Categories: Green Homes

Insulating a timber frame roof with spray foam insulation?

Green Homes 2 - Tue, 2025-06-24 13:23
Hi All! First time posting on this forum, but I have learned a lot from other threads here. We built a 20x20 timber frame house in 2016.  A local contractor…
Categories: Green Homes

Mass Timber’s Place on the Question of Housing

Green Homes 2 - Tue, 2025-06-24 02:00
A discussion with the author of the recent book Against the Grain: Mass Timber in the Home
Categories: Green Homes

Water entry and capillary action

Green Homes 2 - Mon, 2025-06-23 06:05
Any advice would be appreciated . Had a wireless internet line installed and buried next to my foundation , well it was placed on the ground because its  path was…
Categories: Green Homes

Wood Shingles, Rain Screen, and Continuous Insulation

Green Homes 2 - Mon, 2025-06-23 02:00
Each individual component has their own challenges, combining all three requires proper planning and execution
Categories: Green Homes

Is Damp proofing interior of garage foundation walls required?

Green Homes 2 - Sun, 2025-06-22 19:23
I'm building an addition for a client and the concrete contractor let me know damp proofing the interior of the garage foundation walls is required by code. I looked at…
Categories: Green Homes

Second story addition using panels and pre-built roof

Green Homes 2 - Sun, 2025-06-22 19:05
Does anyone here have experience or thoughts on using panelized walls and a trussed roof assembled on the ground (all craned into place) as a way to add a second…
Categories: Green Homes

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