Master Flow® Fiberglass Weave Fabric Specs
Master Flow® Fiberglass Weave Fabric Docs
Master Flow® Fiberglass Weave Fabric Videos
Attach with staples to duct board, then apply mastic as code directs
Slightly tacky for an easier installation
Provides closure to duct-board boxes and helps repair leaks and holes
Product availability is subject to change without notice. Not all products are available from all facilities.
GAF factory-certified roofing companies near you
Get automatic Lifetime Protection on your entire GAF roofing systemWhen you install any GAF Lifetime Shingle and at least 3 qualifying GAF accessories, you'll automatically get a Lifetime limited warranty on your shingles and all qualifying GAF accessories*.
Where to buy
Find a GAF distributor near you.