Master Flow® Wind Turbine ‑ Galvanized, Externally Braced 12" ‑ GC12E Specs
Master Flow® Wind Turbine ‑ Galvanized, Externally Braced 12" ‑ GC12E Docs
Master Flow® Wind Turbine ‑ Galvanized, Externally Braced 12" ‑ GC12E Videos
DURABLE
Manufactured with standard and heavy-weight galvanized construction and external bracing
GREAT PROTECTION
Double-ribbed vanes, with convex top, direct wind-driven rain away from the unit
VENTILATES
12" size allows damaging heat and moisture-laden air to escape from the attic, which can help to extend the life of your roof
See the Master Flow® Ventilation Products Limited Warranty for complete coverage and restrictions. The word “Lifetime” refers to the length of coverage provided by the Master Flow® Ventilation Products Limited Warranty and means as long as you, the original owner(s)[or the second owner(s) if coverage was properly transferred] of the Master Flow®Ventilation Products, own the property where the Master Flow® Ventilation Products are installed on a single-family detached residence owned by individual(s). For any other type of owner or building, the length of the warranty is 40 years.
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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.