Green Homes News

Hello everyone...really appreciative of the community here. First time poster...long time lurker!   I humbly am asking to have some eyes (and input) on my selection process for Mitsu heat pump…

Eco Materials Technologies produces a substitute for Portland cement that is being used to rebuild swaths of America’s dated infrastructure

What is the best green material for new decks?

Sheathing crew--surprise surprise!--failed to roll the ZIP tape immediately after installing and we got a big rain shower today that caused water to get behind the tape and bubble, plus…

Hello,Here is the scenario:  Zone 5A with a basement 7' high, there is NO bulk water issues as the exterior grading diverts the water properly. The basement does NOT have…

We're building a single-story, slab on grade house out in rural Washington State. Very heavy snow loads at 134 psf. Shed roof uses large exposed Glulam Beams often on bearing…

Hello,I have designed the attached cold roof detail.  Now that the project is about to start, I have been thinking on modifying the insulation setup.  I want to use a…

To ensure clean, safe water from your faucets, it must be tested and monitored regularly—just like many other components that go into a healthy home

Attic will be unconditioned and vented, Zone 5 (Iowa).  Builder proposes attic hatch in garage (which will be unconditioned).  But I wondered if it should be inside the conditioned space.I've…

A 18x24 addition project at which I am tasked at minimum site disturbance in order to protect existing landscape and plants, I've begun to seriously consider two options:1. Frost protected…

Hey - I know this has been asked and answered before, just want to run what I'm doing to see if it makes sense.I have a passive house retrofit in…

I'm remodeling a 950 square foot 1940's cape cod house with an unfinished basement that we plan to insulate in the future. The house is in Southeast Alaska, Climate Zone…

Location: Virtual

Our community of scholars works to coordinate, support, and amplify climate and health research.... Read more about Climate and Health Research Network

  TLDR: I want to put an EVR on my second floor only but I can't find once small enough.I am located in the northern climate zone, in Massachusetts. My house…

I noticed something interesting on site yesterday. There is an ant party going on at the bottom corners of the exterior doors where many materials intersect. I think this indicates…

Section drawings for radiant heat (or hydronic tubing if you prefer) located in or under a subfloor usually show batt insulation under the tubing, with what appears to a ~3"…

Hello GBA community,I'm seeking advice on managing moisture in a historic duplex built approximately 125 to 175 years ago. I recently participated in the Connecticut Home Energy Solutions℠ program, which…

Navigating the cost-benefits of renewable solar energy is challenging in a seemingly chaotic market but breaking down the funding avenues is a good first step

Hello all,I am installing a marble mosaic tile in a half bathroom and I just have a quick question. The current subfloor is Advantech 23/32 T&G installed over 16" o.c. joists.…

New self-built home with unvented, conditioned attic space started becoming very humid.  I added a dehumidifer and now it is becoming very hot in the space, therefore defeating the purpose…