Manufacturers:Posi-Slope Western

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Manufacturers:Posi-Slope Western

Division C - Accepted Materials

Posi-Slope Western
Associate Member (Manufacturer)

Materials Listed by Category

The information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications, nor is this material recommended or endorsed by the Guarantor. The preparation of a detailed specification is the responsibility of the Design Authority.

Contact Address
See the current Membership list and contact information at
Country of Origin
Country of Manufacture
Year First Installed

Waterproofing Roofs

Insulation Overlay Panels

Composite and Membrane-laminated Overlays
MF (Protect Board Composite)


© RCABC 2023
No reproduction of this material, in whole or in part, is lawful without the expressed permission of the RCABC Guarantee Corp.