A Guide to Air Barriers, Vapor Barriers, and Insulation Understanding these basics will help with building issues. By Bryan Orr. November 25, 2019. Imagine a cold, wet, windy day. You can take an ...

Years ago, when few homes had insulation in their outside walls, no one worried about vapor barriers–there was no need for them. But now homes are better insulated, making it necessary to ins… ...

Here’s how to add a vapor barrier and insulation to your crawl space. October 3, 2017. This is a pretty normal creepy crawl space. ... I need to add a vapor barrier and wonder about the best one.

Typically 10 to 20 millimeters thick, vapor barriers are installed in slightly overlapping sheets across the floor and partially up foundation walls. How To Install a Vapor Barrier in a Crawl Space ...

Q. A lot of us with older (100 years) homes are getting energy audits with recommendations to blow in cellulose into the empty exterior wall cavities. I have read that without a vapor barrier ...

IdealSeal 777 is a high-performance, multilayer, total vapor barrier aluminum foil insulation laminate. The laminate covers and protects ductwork and piping insulation under a wide range of interior ...

Ask The Builder: Vapor barrier and insulation in crawl space will mean warmer floors Sat., Sept. 9, 2017 This is a pretty normal creepy crawl space.

Tuesday the addition at Bedlam Manor was insulated. In honor of this milestone, I thought we'd revisit the subject of insulation vapor barriers. Most insulation has paper backing. This is the ...