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Division C - Accepted Materials

Felt Buster
by GAF Canada ULC

Material Acceptance and Product Details

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.

Accepted for the RoofStar Guarantee Program
June 2021
Accepted for application in
Water-shedding Systems (All)
Acceptance Criteria
This material conforms to RGC Acceptance Criteria for Mechanically Attached Polymeric Roof Underlayments Used in Water-shedding Systems.
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
This product is accepted by the RGC for use as an underlayment or (for ASM systems) as a separation layer and is not acceptable for use as eave protection.
Technical Data Sheet
Click the "PDF" icon to open the TDS in a new window.
Technical Data Sheet

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