Building Sciences: Exterior Spray Foam

Can the perfect wall be achieved? Spray polyurethane foam is the only product (so far) that can perform all of the functions (water, air, vapor, and thermal control ) of the principal control layers of the perfect wall. The author illustrates SPF application and provides helpful tips.

Citation: ASHRAE Journal, vol. 52, no. 11, November 2010



Product Code(s): D-AJ10NovBS