This is due in part to its expanding nature reaching into tight spaces, but also because of the cells that form within the foam. Air and Vapor Barrier in One: Closed-cell spray foam insulation ...

Homeowners often ask if a vapor barrier is necessary for optimizing attic insulation and protecting their homes from moisture-related damage. The answer, however, isn’t one-size-fits-all.

Spray foam insulation in an attic. DOUG PARKER / THE TIMES-PICAYUNE Spray foam insulation in the attic has dramatically reduced energy bills. Inside Out feature feature on homnes with energy upgrades.

Matt Covey, the fire prevention division chief with Halifax Regional Fire, urges homeowners to hire professionals to install spray foam insulation. If you're thinking about buying a do-it-yourself ...