Paradiene 20 is a modified bitumen base ply designed for use in multi-layer modified bitumen roofing. Paradiene 20 consists of glass fiber reinforcement impregnated and coated with styrene-butadiene-styrene (SBS) modified bitumen. Top surfacing is silica parting agent. Back surfacing is silica parting agent. Paradiene 20 can be applied in approved ASTM D312 Type IV or Type III hot-applied mopping asphalt or approved cold process adhesives; refer to manufacturer for product uses and application details.
Product has met specification requirements of ASTM D6163 Type I Grade S.