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Modified Bitumen Roof Membranes - APP Heat Welded

APP Heat Welded Membranes

SR MB Reflex APP Plus

SR MB Reflex APP Plus is a white reflective fire resistant premium APP (Atactic Polypropylene) heat weld applied modified bitumen roll product. The surface consists of a factory applied white reflective elastomeric coating over extra fine mineral granules as the weathering surface. The membrane is manufactured with a non-woven polyester mat that is saturated and coated with a premium quality, asphaltic bitumen and APP resins for durability, flexibility and is easily maintained. It is designed for use as a reflective cap sheet in modified bitumen and hybrid built-up roof systems.


  • High reflectivity.
  • Weather resistant for long-term protection.
  • Contains no asbestos.
  • Applicable Standard ASTM D 6222, Type II, Grade G.