Green Homes News

I am completely redoing a 100+ year old house in upstate NY and I am trying to make a decision on the insulation details in the attic. It has 1×2…

I recently had a Broan B160H75RT auto-balancing HRV installed (https://www.broan-nutone.com/en-us/product/freshairsystems/b160h75rt). It is rated to 160 CFM, but during its auto-calibration, maxes out at ~ 129 CFM (20% low). It is…

Location: Zoom

"Ancestors and Climate in Our Boston Backyard" with Dan McKanan, Senior Lecturer in Divinity.

... Read more about Religion in Times of Earth Crisis

I'm in the design phase of building a house in Washinton State (Trout Lake) Hot summers and heavy snow winters. Working with an architect and builder, and we're going for…

I am in Wisconsin zone 6 and have completely stripped a 100+ year old balloon framed farmhouse to the studs.  Failing UFFI and a woefully inadequate wiring, knowing there was…

For context, I live in Austin, TX and I have an unconditioned, vented attic with a perfectly average shingle roof. Due to a hailstorm a little while back, the shingle…

A rundown of building products whose chemical compositions can jeopardize a healthy home environment

We are trying to decide and having difficulty finding answers from the local HVAC.  Ex: they seem stuck on putting ERV’s in same duct work as a/c as well as…

Location: Thomas Chan-Soo Kang Room, CGIS South, 1730 Cambridge St, Cambridge

"Maintaining the Atom: US Nuclear Energy Policy 70 Years After 'Atoms for Peace'" with Spencer Doyle, Harvard PhD Candidate in Physics."

... Read more about STS Circle at Harvard

Yes, I know, ‘just don’t do it. I’m adding an ADU to my house and it must have a flat roof (1/4 / 12) given how it’s attaching to the existing…

Location: Zoom & R-414ab David T. Ellwood Democracy Lab, Rubenstein Building, 79 JFK St, Cambridge

Join us for an Energy Policy Seminar series featuring Dr. Ashlie L. Burkart, MD, Chief Scientific Officer at Germin8 Ventures and Associate in the Belfer Center's Environment and Natural Resources Program.... Read more about Energy Policy Seminar: "Cultivating a Greener Future: Regenerative Agriculture Policies"

Cooper and Hunter is known for offering a range of heating, ventilation, and air conditioning (HVAC) products, including mini-split AC systems. The brand is often praised for its commitment to…

For an unvented hip roof over a cathedral ceiling / living space, do I have any options beyond closed cell spray foam?

I am (an architect) being asked a question about an old house 1904 - Zone 5 upstate NY - 2x4 walls, interior drywall, board sheathing, craft paper under clapboards. The…

Location: Virtual

"Climate and Health Conference" with the Climate Change and Health Research Coordinating Center.

... Read more about 1st Annual CAFÉ Climate and Health Conference

Hello All,My name is Mark Keschbaumer, a residential designer in Squamish, BC, Canada. Long time reader - first time poster. I been designing homes for 25 years, many of which…

We are converting our vented roof to a vapor diffusion port ( southeast US coast zone 3) and we currently have Hardie soffits. Easy access from the inside. What is…

I am completely rehabbing a 100+ year old house in upstate NY and I am trying to make a decision on the insulation details. The house has an attic that…

Building scientist Khota Ueno recommends slab, wall, and roof assemblies for a cold climate

Need help for a friend with a multi-faceted problem here.Background:1. Home is located in Frisco, Texas (suburb of Dallas)2. Large home with an unconditioned attic. Continuous soffit vent + ridge…