Green Homes News

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,…

Can you tell what material the reddish enclosure around this electrical pedestal is made of?   The shape and the smoothness of the sides make me think of terracotta, but from…

I want to get a whole house fan for shoulder season cooling efficiency and fresh air. I prefer a roof mounted unit for direct exhaust outdoors, but the only model…

This is a variation on the dense-packed cellulose (DPC) bulging issue.  I read this article and the comments. https://www.greenbuildingadvisor.com/article/considerations-when-insulating-with-dense-pack-cellulose and note several posters mentioned Intello.  When you put DPC behind…

I am planning on building this wall assembly in zone 4. My concern is the assembly's ability to dry. I have already installed the kraft faced insulation on the interior,…

I'm in the process of detailing the exterior of my 9' tall sub grade wall in zone 5.  It is damp-proofed and I'll be installing the dimplemat today in preparation…

I have a basement room that I'm converting into a movie room.It's small -- less than 950 CF. I'd like to put a fan in that exhausts to the utility…

We're in the process of building a 14 x 26' 3 season sunroom. We are installing 3 season vinyl windows (Sunspace). This is located in South Eastern Ontario, Canada, so…

Good morning,My husband & I recently had a 28 x 25 cabin built. My husband & I, along with our 2 dogs will be the only occupants. Learning as we…

I have an old oil boiler heating system in my house that needs to be retired before winter and I'm looking for feedback on my plans to replace it with…

Hello. Have a commercial low slope unvented roof with 2x10/2x12 roof joists near Barrie, ON. Insulation contractors I've spoken to all recommend closed cell under the roof sheathing. If replacing…

Hi there, appreciate any and all feedback for what are now limited options regarding a residential steel frame construction (cold roll galvanized steel- 55ksi). I've poured through several older posts,…

Hello,I will be renovating the exterior of my late 1950's home in Climate Zone 4a (Southeast NJ).  Part of the renovation will include replacing the home's siding, roofing and homasote…

1906 Foursquare style house that is getting 3" of GPS insulation, all new windows and siding (on furring strips for the main house). It's not far from the Canadian border,…

Staying Cool and Eco-friendly: How Advanced Textiles are Revolutionizing ComfortHave you ever felt the instant relief of stepping into an air-conditioned room after being out in the scorching sun? Imagine…