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The titles shown below represent all industry formatted 3-part guide specifications that are available for GAF. Please use the ‘Select a Product’ drop-down menu to select the desired product and specification(s). A single log-in is all that's needed to access 3-Part Specifications.

Select a Product: view all (13)
 
Modified Bitumen APP Roofing Membranes (1)
Modified Bitumen APP Roofing Membrane - Torch Applied
 
GAFGLAS Built-Up Roofing System (BUR) (2)
Built-Up Roofing (BUR) System - Hot Applied
Built-Up Roofing (BUR) System - Cold Applied
 
RUBEROID® Modified Bitumen SBS Roofing Membranes (3)
Modified Bitumen SBS Roofing Membrane - Cold Applied
Modified Bitumen SBS Roofing Membrane - Heat Weld Applied
Modified Bitumen SBS Roofing Membrane - Hot Mop Applied
 
EverGuard® TPO Single-Ply Roofing Systems (3)
TPO Single-Ply Roofing Systems - Mechanically Attached
TPO Single-Ply Roofing Systems - Ballast Attached
TPO Single-Ply Roofing Systems - Fully Adhered
 
Timberline® Ultra HD™ Lifetime High Definition® Asphalt Shingles (1)
Timberline Ultra HD Specifications
 
Marquis® WeatherMax® 3-Tab Asphalt Shingles (1)
Marquis WeatherMax Specifications
 
Royal Sovereign® 3-Tab Asphalt Shingles (1)
Royal Sovereign Specifications
 
TruSlate™ Affordable Genuine Slate Roofing (1)
TruSlate Specifications