BITEC MAT 40 METAL AND TILE UNDERLAYMENT
Other products by Bitec

BITEC MAT 40 METAL AND TILE UNDERLAYMENT
Product# 17120080
Brand BITEC, Mat-40
Type METAL AND TILE UNDERLAYMENT, Underlayment
Material Fiberglass
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MAT-40 is a durable waterproofing tile and metal roofing underlayment consisting of high-strength, dimensionally stable polyester, in combination with fiberglass scrim. MAT-40 is coated with a specially formulated SBR polymer
modified adhesive applied to the roll's bottom surface. A split release film, treated with sili-cone, is applied to the adhesive surface to facil-itate application. Top surface is composed of polyester fabric. A 2-inch selvedge edge is
applied to the top surface in order to create a waterproof seal at side laps. MAT-40 can be applied in conditions where roof temperaturesexceed 260°F (126.7°C). Meets ASTM D1970.