Products / ELASTOPHENE WCB FLAM

ELASTOPHENE WCB FLAM is a white coated SBS-modified bitumen base sheet for hybrid roof membranes that pair a modified bitumen base layer with an ALSAN RS PMMA surface layer. SOPREMA states that it extends the window for installing ALSAN RS and that no primer is required over its surface. The underside is a thermofusible film, and SOPREMA states it meets the physical property requirements of ASTM D6163 Type I Grade S.