Insulation & Air Sealing
Understanding how water vapor interacts with building materials is critical to avoiding moisture problems in building assemblies
For fast, accurate installation, organize and cut trim pieces by window size, then preassemble into frames in the shop
Letting brick dry evenly is the key to avoiding water problems
An interior chase on an exterior wall is an often-overlooked source of major air leaks
As the country gets greener, this product keeps gaining fans
This OSB-foam-WRB sandwich meets shear requirements with standard-length nails
Pennsylvania remodeler Dennis Gehman on why he likes this three-part resin for insulating his company's remodeling projects
On the second layer, offset and tape the seams, and use the rainscreen strapping to hold everything in place
Insulating older homes is an all-or-nothing proposition. Just blowing insulation into the walls can create moisture problems that will rot the wood structure from the inside out.
Careful flashing and a tight fit are keys to success when retrofitting the first of two layers of foam
A how-to guide for slab-on-grade foundations in either hot or cold climates
Tips for insulating slab-on-grade foundations
Benefits include lower CO2 emissions and better air quality
An insulation approach that seeks to find the balance between the real and the ideal
Jessica Steely, of Semmes & Co., in California, on why she specifies InSoFast insulation panels
Trapped dust and moisture means mold, and a lot of work for homeowners
Bullet Tools' new CenterFire circular foam blades reduce dust by 95 percent when cutting rigid foam insulation, while producing factory-smooth cuts with no kerf.
Certainteed says the facing on its SmartBatt insulation features a first-of-its-kind MoistureSense technology that creates a “smart” vapor retarder that reduces the potential for mold and mildew growth.
Joe Lstiburek of Building Science Corporation untangles popular misconceptions about the differences between open-cell and closed-cell spray foam, in this straight-forward article from Spray Foam Professional (Spring 2014).