Green Homes News

New pre-finished options should help builders streamline adoption and installation of the bio-based wood alternative

I have a chimney that runs through the middle of my house. The chimney above the roofline is not only letting water into my house - even after adding caps…

Hello all, I have been reading a bunch and soaking up all your information and avid home builder advice.  I think people here are a step above DIY.  I will be…

Hi All – wanted to run this design past the experts here, please see the attached cross section for general design. This is a “sealed” suspended floor, that covers a…

I’m planning to encapsulate the crawl space of my 1885 home (Zone 4A). I’ll install a poly vapor barrier over the dirt floor.The foundation walls are brick, with the mudsill…

Sourcing sustainable building materials is rarely straightforward. How builders and designers can prioritize what matters most.

Hello, first time posting! I am working on insulating my ceiling and want to make sure I am not going to have any moisture problems. My ceiling is a cathedral…

Hello, We are installing cullulose insulation in the attic with nettings (R60) and walls (R21). Sheetrock is not installed yet. What are some of the airsealing stratgies that should be followed…

Hello!I am looking at the following great american home kit https://overmanbuildings.com/house-kit-48r/The kit comes with corrugated metal siding and house wrap over 2x4 framed walls, no sheathing. My question is how to…

hi all,In the process of spec'ing a siga myvest, or similar for my vapor diffusion port on the ridges.There are many options I have found in GBA and other locations,…

Long time listener, first time caller..am in process of building a near passive house(personal build), and trying to locate a detail which reflects monopoly framing, and a vented over roof.bottom…

I'm planning a major remodel of my 1960 home in Santa Fe, NM (climate zone 5B). We plan to add continuous exterior insulation as part of the retrofit. One exterior…

Been reading, watching a lot of BS & Beer videos, searching BSC documents, and can't quite figure out the detail for a concrete free slab on glavel.  I see gravel,…

Set up: rA is polyisocynurate @ two layers and staggered seams. LTTR of 28.8rB is mineral wool with r-value of 21Ratio (rA/total system r-value) = 57.83%This set up, obviously, has…

I'm building a vented cathedral ceiling in climate zone 4c.  Currently the plan is to use high density r38 batts to meet code in our 2x12 rafter bays, allowing for…

We are installing vertically hung metal siding over Coravent rainscreen. Two questions:1. What is the best way to finish around pipes that penetrate the sheathing? We already have the pipes…

I am planning to build a PERSIST style roof with only exterior rockwool insulation and an adhered air/vapor barrier like Grace Ice & Water Shield on the sheathing/decking immediately above…

Hello All: We are building our house with all exterior continuous insulation, nothing in the stud walls. We're in western NY State, zone 6. Our current plan for the wall layers…

My house is built on a slab that is uninsulated. All around the exterior of the house, it has a 6 inch wide section that is raised 4 inches above…

Hello,Reading a lot about crawlspace encapsulation tells me the optimal insulation of a crawlspace is on the outside.  Yet it seems every time encapsulation is discussed in detail, the insulation…