Green Homes News

I am working on plans for a new house with a builder in northeastern Japan (Sendai region) which is a mixed climate with lows of around -.4C (31F) to 28C…

Does anyone have experience with a Minotair ventilation system in a cold northern climate (I'm in Alaska)? Thanks!Alyson

We have had success finding an architect on this website to help us design and maximize our space for a new build (thank you)!Next, we are looking for company recommendations…

Recently had some closed cell foam installed on my ceiling, which I instantly regret. It has been 7 days and it still smells.Besides that concern, I have a couple insulation…

have replaced all of the windows in my house and only 1 window has any visible water damage, which is also the only window without any overhang. https://i.imgur.com/COPbcs5.jpeg is what…

This is a follow-up to a discussion from an article that was recently posted about dehumidifiers -- https://www.greenbuildingadvisor.com/article/dehumidifying-with-portable-unit-vs-ducted-system  *-- and a discussion in the comments. I wanted to break that…

Hi,About to have a new build with footing/frost wall and on-grade slab with radiant heating (no basement or crawl space).My question is whether I should have the builder put in…

I'm nailing down the design for a flat roof assembly in climate zone 3C, single family residential. Our architect has specified the following assembly:Single-ply membrace roofing system (PVC) over1/2" recovery…

Hello, I have a water based heating system and our Zone controller has space for 5 zones. We have one more zone for a space in the basement that is wired…

Location: Hunnewell Lecture Hall, Arnold Arboretum, 125 Arborway, Boston

As we approach the end of the growing season, it’s time to start thinking about next year’s plantings! What trees or shrubs should you plant in your own yard? Which plants will fare best in your particular space and microclimate?... Read more about Garden Design for Woody Plants

Hi all, I'm having a cedar shake roof replaced with metal standing seam and am concerned about design and moisture issues. I am in zone 6, east of the cascades so…

I have an unvented assembly with a raised heel scissor truss (Zone 4C, under Seattle modified 2018 irc).   1. Is it worth considering a permeable roof underlayment, like slopeshield plus SA…

Anyone one heard of or recommend (or not) using closed cell spray foam instead of normal spray foam for sealing window RO?  I’ve heard the normal stuff can absorb water.…

I have a 7.5' wide x ~34" deep closet space along the hallway at the top of my stairs for my water heater & washer/dryer. I'd like to waterproof the floor…

Location: Harvard Business School, 117 Western Ave, Boston

The Climate Symposium at Harvard Business School is a flagship student-led conference, organized by the Energy & Environment, Food & Agriculture, and Sustainability Clubs. Each year, we bring together global thought leaders, industry experts, and innovative minds to tackle the pressing challenges of climate change.... Read more about HBS Climate Symposium 2024

Designing my own passive house inspired home in 4A. The kitchen and living area will have scissor trusses. I recently found and attached a roof assembly that uses a double…

I'm in Washington zone 4C and will be able to upgrade my HVAC with Inflation Reduction Act grants after the beginning of 2025.My current Trane is 3.5 ton, 13 seer,…

Hi,I'm residing my (old) home. I'm removing the outer 2 layers (vinyl and old siding) down to the sheathing, adding 2" exterior foam, 1x4 rainscreen, and then LP. The house…