Our waterproof roofing underlayment is a laminated fabric consisting of two layers of polypropylene adhered together using an asphaltic adhesive. The product has a black surface on top and bottom and a fiberglass scrim reinforcement located between the two layers of polypropylene. The asphalt adhesive is extruded onto one layer of fabric and the other layer is applied on top of the adhesive to make a uniform laminated underlayment. The underlayment has a normal weight of 500g/sq.m. and is produced in various sizes.

Feature:

--- Lays flat and stays flat

--- Textured surface provides skid resistance, Provides a good walking surface during installation

--- Strong fiberglass reinforcement for added stability during installation

--- Over 450 sq. ft of roof coverage per roll, reduces labor and material cost

---  High temperature resistance up to 250° F

---  Meets ASTM D 1970 for nail sealability of roofing underlayments 

---  Excellent tensile, elongation, and permeance characteristics

---  Can be left exposed for up to 90 days before application of finished roof

OEM is welcome, can supply you products with your label.

waterproof roofing underlayment