FOSTER FOAMSEAL 30-45N Sealant is a gray, vapor barrier sealant designed for use with rigid thermal insulation including polystyrene foam.

FOAMSEALâ„¢ 30-45N Sealant seals the joints of cellular glass, PIR, polystyrene and other insulations against the entrance of moisture.

FOAMSEAL™ 30-45N Sealant meets the requirements of: VOC Emissions and Content requirements to contribute to LEED v4 EQ Credit: Low Emitting Materials – Paints and Coatings. VOC Content: 85 g/l, less water and exempt solvents.