Green Homes News

I stumbled across this which explains Flooid's method to cascade heat pumps for creater efficiency.   https://www.youtube.com/watch?v=wSgv5NwtByk

So we have a 500 CFM vent hood going into a “pretty good” home , old construction climate 6b.clean water is becoming more urgent ....

Are you looking into more efficient . I’ve done a search and was surprised to find nothing on GBA about the Innova 4.0 packaged terminal heat pump.

Does a 1-hour-window look at a building's indoor air quality metrics yield useful information?

I am trying to research ERVs and air quality as part of a full rehab I am doing on my home.The house is in Colorado, zone 5, it is a…

Hi Folks. My apologies if this was asked already, but I'm unable to find any clear guidance. I have a house in North Carolina with a cinder block crawlspace. I…

Good evening all,Looking to get some feedback on any potential issues with installing 1/2” x 3” plywood strips at 16” o.c. as strapping on the underside of my roof trusses.…

I' am currently in the process of air sealing and insulating problem areas in my basement and when it comes to rim joists it seems there are many different methods. …

Location: Zoom & Knafel Center, 10 Garden St, Cambridge

Alexis Pauline Gumbs will offer an ecofeminist exploration into how the works of Black feminist poets Audre Lorde and June Jordan can speak to our current climate crisis.... Read more about Audre Lorde, June Jordan, and a Homemade Field of Love

Hi - My foundation/flatwork contractor has installed Steggo Wrap in the basement.  Detail one shows the current condition, where Steggo is taped to the vertical, wall EPS.Detail two shows the condition…

On exterior house paint on stucco. One manufacturer list their acrylic elastomeric hybrid paint as 25 PERMS and the other lists it at 8 PERMS. To avoid any trapped moisture…

Can my lean-to structure be saved?*main overview picture not coming in clearly so added an A and B version to hopefully provide ability to see more clearly*We have been busy…

Looking for Mechanical Electrical Plumbing consultants (not thumb-rule subcontractors) to assist in updating our vintage 1974 '1500SF 'modern' townhouse in Southern California (Santa Monica). On the program: Electric panel upgrade,…

We have an extremely cold wall in the master closet of our NorCal home.  The wall is pretty standard late '80s build quality for the area:  4" studs with fiberglass…

The EPA's power plant standards will ensure that utilities pursue the clean energy investments that are best for our wallets, health, and climate

With all the emphasis on exterior insulation to reduce thermal bridging, what is everyone doing to thermally break the window frame from the framing? With the high cost of windows,…

To air seal between framing and an interior masonry chimney, does anyone have product recommendations? Code requires a noncombustible caulk and it seems this is interpreted as meaning ASTM E136…

I want to bet online, tell me the resources

I've tried to read as much as I can, both on this site and in books by GBA contributors (PGH book, Martin Holladay's book, and Allison Bailes' book) but have…

Location: Livestream & Weld Hill Lecture Hall, Arnold Arboretum, 1300 Centre Street, Boston

Lost in the haze: Prolonged megasmoke exposure and its influence on tree carbohydrate stores with Jessica Orozco, Postdoctoral fellow, Holbrook Lab, Harvard University... Read more about Arnold Arboretum Research Talks