Master Flow® Oval Flat Elbow Specs
Master Flow® Oval Flat Elbow Docs
Master Flow® Oval Flat Elbow Videos

Easy Installation
Use sheet-metal screws for a proper installation

Strong
30-gauge galvanized steel construction for strength and durability

Flexible
Good alternative to a stack (riser) duct
Product availability is subject to change without notice. Not all products are available from all facilities.
Get automatic Lifetime Protection on your entire GAF roofing system
When 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.