DUROSEAL™ PU 40FC is a one-component, high-modulus polyurethane sealant that cures on exposure to atmospheric humidity. DUROSEAL™ PU 40FC is an ideal bondbreaker for DUROPROOF™ Polyurethane membrane system. DUROSEAL™ PU 40FC possesses excellent adhesion to sheet iron, aluminum, stainless steel, lead, copper, ceramic, glass, wood and various plastic materials.

