Description Polypropylene Scrim-Kraft Facing is a single-sided polypropylene facing. It is comprised of polypropylene film bonded to kraft with a patent type adhesive and reinforced with two-way fiberglass scrim which has the function of preventing water vapor,Website:://.unitedglasswool.com, proofing mildew and reducing the heat conduction. It is excellent at roof, floor and wall insulation of metal building.AVAILABLE FORMS Small Roll Jumbo RollAdvantage Provide an aesthetic appearance; Strong pulling force, crease-proof Provides light reflectivity Simple construction, energy saving Preventing water vapor, proofing mildew and reducing the heat conduction, protects the insulation from damage APPLICATIONSIt is excellent at roof, floor and wall insulation of metal building.