Green Homes News

The Green Police shoot from the hip answering questions from the Brew Crew and live audience about today's building products and practices

I am not familiar with ERV boost to exhaust the air from the bathrooms. I am wondering whether they will remove as much moisture as I would like - using…

My plan is to use strips of 5/8" plywood installed vertically on the 16oc studs to act as a rainscreen, then to install horizontal furring strips of 2x4 or 1x4…

Our house is 35' x 50'.  We have a steel I-beam frame spaced at 16', so a total of 4 on the 50' length that run vertically.  The roof is…

In researching alternatives to stick-built wood framing for a proposed 2,000 sq. ft., two story plus full basement house I've run across Eco-Panels. The house would be in zone 5…

Location: Virtual & Rubenstein Building, David T. Ellwood Democracy Lab, Room 414AB, 79 JFK St, Cambridge

Join us for an Energy Policy Seminar featuring Jonas Meckling, Associate Professor of Energy and Environmental Policy at the University of California, Berkeley, and Climate Fellow at Harvard Business School. Meckling will give a talk entitled, "Green Industrial Policy and Decarbonization."... Read more about Energy Policy Seminar: Green Industrial Policy and Decarbonization

A few questions have been asked over the years about residential fire sprinklers. I will try to keep this one unique. Has anyone contemplated or attempted to create a wet-pipe…

How we hold developers accountable for their sustainability claims is critical, up to a point

Hi All, I felt like I had a solid plan with both my exterior wall assembly and my interior basement insulation. However, it's all become a bit more confusing when I…

Hi all, trying to work out an easy way to match up the soffit boards of an angled soffit with the gable overhang. We’re installing raised heel trusses with a 2’…

I assumed I would have 2-3" of closed cell foam sprayed, but wonder if that's the best way to proceed now.  Polyiso 2nds seem very inexpensive so I primarily wonder…

I am in discussions with a modular factory home builder in my area. Climate zone 7a. I would like to achieve a net zero ready envelope following the Pretty Good…

Greetings. I'm Spillers, a new member here and had a question about insulation.I'm in a 1929-built craftsman home in climate zone 3A (Warm-Humid) and desire to enclose the attic to…

I have not seen this covered specifically, so figured I would ask.I have a steel building (zone 4) that I am insulating with rigid foam on the outside (most all…

hi everyone, looking for any ideas on perhaps a strange question. I exercise (and sweat) a lot and need a better solution for handling wet clothes. It seems wasteful &…

Hi GBA Folks,Bit of a last minute preparation question. I have very large mulled Loewen patio door units that will be installed on a concrete slab out to a covered…

Hi hope everyone is doing well. At a crossroads for upcoming addition, have a good architect in place with plans but need to pick an option. Looking for anyone who…

Anyone ever thought through the possibility of a double wythe ICF as an alternative to a concrete sandwich? E.g., two of the Nudura One blocks back to back?

I have a house framed, taped, and wrapped with Tyvek Commercial D at 8500 ft in Colorado zone 5a.  I am about to install the windows.  My problem is that…

In our current build we have a fully ducted system on 3 levels with an ASHP and ERV. At the rough-in stage I pointed out the cardboard returns as I…