Green Homes News

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…