Air Sealing Basics

While it’s well-known that homes require insulation to mitigate heat loss through walls, ceilings and floors, the concept of air sealing is often less understood. Yet, the Green Building Advisor states that, “one third of the energy you pay for probably leaks through holes in your house.” Air leaks occur when outside air enters...

The Skinny on Spray Foam

What is spray foam? Spray foam, is commonly composed of either isocyanurate (open-cell) or polyurethane (closed-cell), and is made by combining two ingredients onsite using specialized equipment. Both open-cell and closed-cell foam are applied as a liquid that contains a polymer and a foaming agent. Once the liquids and foaming agent are combined, the...

Scroll to top