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Notice to the Reader:

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.

Manufacturer and Acceptance
Accepted for the RoofStar Guarantee Program
June 2021
Accepted for application in
Water-shedding Systems (All)
Product Summary
FeltBuster is a synthetic (polymeric) breathable "roofing felt" (16 Perms) manufactured with a slip-resistant top surface, and is mechanically fastened. It may be left exposed to Ultra-violet light for up to 90 days.
(adapted from the Technical Data Sheet)
Conditions and Limitations
For use as an underlayment or (for ASM systems) as a separation layer. Not to be used for eave or valley protection.
Click below for the Technical Data Sheet.
Technical Data Sheet

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