About GAF Premium Fabric
GAF Premium Fabric is a 100% polyester reinforcement for penetrations. It easily conforms around penetrations and improves strength while maintaining flexibility (formerly known as HydroStop® PremiumCoat® Fabric).
Commercial roofing products: solutions for every roofing need
From single-ply membranes to full system solutions, and state-of-the-art digital services to hands-on training. GAF offers the range of durable, easy-to-use products and services you need to succeed.
Resources for every professional
Contractors
We’re building new plants for greater capacity, and better systems for faster response and greater visibility.
Contractor Resources
Architects & Design Pros
We’re building better, faster, more accurate access to the information you need.
Design Resources
Property managers & owners
Whether you manage one property or many, we’re building the products and programs you need to reroof, restore, or maintain your investment.
Building Resources
Roofing suppliers
Find tools, documents, and training designed by GAF to help you serve your customers.
Dealer Resources