It is dispensed through a straw-like plastic tube that is packaged with the can.
The adhesive strength of PowerFoam allows it to be set on various types of building elements including concrete, brick, wood, metal, aluminum and steel. The foam has a R-5 equivalent value when used in place of traditional installation methods. DeWalt Engineered by Powers PowerFoam� 29OZ Expanding Polyurethane Foam - By International Tool PowerFoam is a single component, moisture curing expanding polyurethane foam. The surface of the foam initially dries within 1- 5 hours and becomes fully cured in 12-15 hours.