Green Homes News

Hello, I didn't have air flow in half my home after a "new" HVAC was installed. for perhaps 14 months.  The HVAC contractor sold me a used weak 35CFM unit…

I am using ZIP on my home rebuild. I loosely followed this Steve Baszek how-to for the opening details: https://www.youtube.com/watch?v=MF9i95ElF_kWhen the framer cut the sheathing, on some openings he cut…

I called Cali vinyl before I did my floor and they said they require underlayment with vapor barrier under their floor for warrantyi told them I had a vented crawl…

I just discovered that the previously listed noise ratings for the Rheem hybrid heat pump water heaters (Prestige Proterra) were incorrect and have since been changed. All models were rated…

It's my understanding that batt insulation is usually not recommended for attics because it can leave a lot of gaps.What about if there is fiberglass batt insulation, and then blown-in…

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This common return-air arrangement can create poor indoor-air quality and should be upgraded immediately

I know taped exterior insulation increases r value and prevents thermal bridging. However for air sealing purposes only, does taped exterior insulation over a self adhered wrb make a building…

Because I plan to build a perfect wall/roof or PERSIST house I’m looking for alternatives to Grace Ice and Water Shield for the entire WRB as it’s pricier and seems…

Location: Harvard Kennedy School Belfer Building Salata Conference Room Floor 3.5 , 79 JFK St. Cambridge

Join us on March 12th, to hear from Hessann Farooqi, Executive Director of the Boston Climate Action Network, Rafael Monge, MPA '24 Clean Energy Deployment Policy Analyst at the National Renewable Energy Laboratory (NREL), Jaida Nabayan, MUP ’23 Principal Climate Policy Advisor for Sonoma County, reflect on their career, education, and current work in climate and sustainability policy.... Read more about Careers in Climate Action Speaker Series: Careers in Climate and Sustainability Policy

I am an architect working on the remodel of a 1915 stone and wood frame home.  Specifically, I am looking for some advice on the best way to insulate the…

There is a closed cavity outlined in red that has plumbing for a tub. The cavity has six sides.-The top is covered with wood and the edges where the wood…

I am building shed roof design in zone 6 maine with trusses, double studd design (2x4) blown in cellulose, two story house. -There will be a standing seam metal roof-high…

Hey All, I'm (still) working on our door order and I was hoping for some input related to reducing sound transmission through doors in select room.  I will be using…

Zone 6 BC CanadaCurious of people’s experience with perfect walls or PERSIST WRBs. It looks like I can get a good deal on ice and water shield to do the…

Zone 6 BC Canada - -monolithic slab with 4” Reclaimed XPS under slab and on outside of thickened footing edge. -perfect wall 2x6 framing, 1/2” ply, ice and water shield with 2…

Building a Frost Protected Shallow Foundation in zone 6 BC Canada. Subsoil is very well draining gravel. My slab will have 4” of reclaimed XPS, vapour barrier, concrete. My questions is…

I’m planning a 3/12 mono pitch shed roof on a new house build in southeast BC Canada zone 6 with the following inside to outside. -exposed 4x12 fir rafters 24”-32” oc-…

Location: Virtual

This virtual seminar will feature: Steve Nicholls (Senior Advisor: Mitigation, South Africa’s Presidential Climate Commission) who will speak about South Africa’s pathway towards an equitable, low-emissions and climate-resilient economy. Chuck Rumsey (President and CEO, Ecotrust Canada) who will speak to Ecotrust Canada’s place-based approach to transformations that emphasizes radical, practical changes to economic systems; and Amanda Woodrum (Co-Director, ReImagine Appalachia) who will speak to grassroots efforts to find common ground, envision and build an economy that is good for...

Read more about Capacity to transform unsustainable development pathways into sustainable ones

Hi all,We’ve just completed a Level 4 mudding job on our drywall, and I’ve noticed some fine grooves or sanding marks left behind in the surface (see attached photo). These…