Green Homes News

Long time reader, first time poster.  GBA & its contributors have been immensely helpful during the design and early construction stages of a Pretty Good Ski House in Madrid Township, Maine-…

Hello all,I have not found any information comparing EPDM to elastomeric membranes in the vast archives of GBA. I'm just wondering what people's opinions are on the two. I'm in…

Learn why air velocity matters and how to ensure AC capacity will lower interior temperatures and remove humidity

Hi all, Trying to air seal rafter/soffit blocking but it involved a repair which required sistering rafters. The soffit area is a mess of sistered lumber and I'm trying to get…

I'm in the process of building a house, and all of the interior walls are 2x6s, I'm looking at doing insulation in the interior walls, mainly for noise mitigation, but…

I've been working on sealing our attic floor / ceiling (vented attic, climate zone 4A - PNW). I was surprised to see all sorts of holes around the fan casing…

Hi all. Building an ADU in Nova Scotia. From the plywood sheathing out we have: Mento WRB, Vent grid (1/2" rain screen material), 3/4" hemlock treated with Lifetime. The hemlock is ship…

around last november  i removed  ceramic tile in my living room. it was installed pretty poorly, which resulted in air gaps between the tile and slab. made removal a breeze,…

My Problems:I am replacing the windows in my home, which is located in climate zone 5, and found that the builder didn't use a WRB underneath the vinyl siding (The…

Hello all,I am nearing the end of a large scale reno of my forever home. Climate zone 6The home went from having a vented attic to a non vented attic…

We’re building a new house for a client, and I wanted to get opinions on this exterior wall setup:  Starting on the interior: ??

Massachusetts-based Transaera is rolling outs it first pilot projects in U.S.

We are building a home in Redmond, WA.   We are going to use NU-Ray 24 gauge metal roofing.  Our roof will get a lot of sun so we'll go…

I am trying to weatherize a detached garage into a year-round wood shop. It has just siding nailed to the studs, no sheathing. So, I have taken a cue from…

I'm building a single story house on a conditionned crawl space in cold climate (Quebec, upper zone 6). I would like to drop the floor joist to get the house floor…

1906 Foursquare getting 2 layers of 1.5" GPS exterior insulation. This is going over the top of house wrap that I'm considering the inner air barrier. The roof is vented with…

I have an 11 7/8 x 3 1/2in Anthony Power Beam. I’m not sure if it got left in the weather at the lumber yard or what but it’s cupped.…

In a whole-floor system, should the tubing be integrated with the rebar, or embedded in a topping slab?

I'm building a small house in zone 4a.  1008SF, 2x6 Walls with ZipR6, conditioned craw space with ICF walls, R60 Attic with zip for the ceiling air barrier, Alpen R7.7…

I have two HVAC systems with one ERV sharing ducts with both. I run fans in both furnaces and the ERV 24/7.When I go away for say a two-week vacation,…