Green Homes News

There's been a bit of digital ink laid down here by well respected authors describing the process of insulating an old leaky cape cod style roof (1.5 story house) by…

I'm fixing up a house built in 1920's. Some second floor interior rooms sustained water damage to the ceilings through leaks around the chimneys. I've rebuilt parts of the roof,…

In climate zone 5A, I have a setting where there are two buildings that have 3 inches of space between them. Both of these are brick walls. Is it possible…

First-time user here.  I don't know if Dana Dorsett still contributes to this site, but I'd like to ask him a complicated (at least to me) question.  The question has…

Hi, I am in zone 4a, and my son and his wife live in a house built in 1942, the addition that is being repaired is probably 1960s.Can you recommend…

Semester: Spring

• Professor: Aladdine Joroff
• Term: Spring
• Day: W
• Time: 5:00-8:00PM
• School: Harvard Law School  
• Course ID: 221569... Read more about HLS 2921. Climate Solutions Living Lab

Semester: Spring

• Professor: Anne Orford
• Term: Spring
• Day: M, T, W
• Time: 3:45-5:45PM
• School: Harvard Law School  
• Course ID: 221574... Read more about HLS 3094. Climate Change and the Politics of International Law

Hello,I posted a question about a job that I am taking on and received good feedback a while back.  I wanted to briefly revisit it in the hopes of confirming…

Climate Zone 6On the interior side of foundation wall (wall below grade), I have 2 inches of XPS (the blue stuff) between the studs. Is this 'good enough' even though…

Four easily identifiable problems that cause heating and cooling ducts to fail and DIY solutions for repairing them

Supposedly the Inflation Reduction Act credits & rebates are available Jan 1, 2023, yet there is hardly any information about them.The tax credit is up to $2k (are they refundable…

HiI will be laying vertical V joint Maibec siding. Maibec recommends an initial vertical 1x3 strapping 16”oc against the sheathing with a horizontal 1x3 strapping 12” oc on top and…

Hello - we are in the process of building plans for a new house in New York. I have read quite a bit about wall assembly and trying to optimize…

New Construction build in Texas, Zone 3A. low slope 2/12pitch Shed roof; Galvalum Standing Seam Metal Roofing; 100% Ice&water Shield; 5/8 Plywood; 14" BCI FJ1 24"oc; Plan was to add…

So I am located in northern Utah remodeling a old brick Ranch house the walls are lath and plaster with no insulation I don't really want to demo walls. I…

Hi, I'm insulating my basement with 2" EPS secured to foundation wall (installed to the concrete floor and gaps filled with spray foam where the floor was uneven),  2x4 studs 24"…

Hello, I'm finishing up a tiny house in Zone 2A, near Austin. In late May, I wrapped the house with Tyvek Commercial Wrap (9-month UV exposure rating). In mid-July, I…

I'm planning a low slope roof in climate zone 6 which I'd like to use a hybrid roof assembly for.  I'm stumped on where/how to locate some of the interior…

Detailing the sill of a triple-glazed window in a walk-out basement application

Hoping to get some suggestions for my unvented roof. Is it recommended to use vapor permeable membranes in unvented roof assemblies? Bellow as well as above rigid foam board, Or…