Materials:Permaply 28

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Materials:Permaply 28

Notice to the Reader:

The roofing assembly / material information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications. The preparation of a detailed specification is the responsibility of the design authority.

Manufacturer: Johns Manville Corporation
Accepted for RoofStar Guarantee Program
Product Summary
Intended as the first or bases sheet in Built-up Roofing or modified bitumen roof assemblies.
Click below for the Technical Data Sheet
Technical Data Sheet

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