About Master Flow™ Galvanized Wind Turbines - Externally-Braced


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.

Features & Benefits

Eligible accessory product in the Attic Ventilation Category of GAF Residential Enhanced and WindProven™ Limited Warranties*

*15-year WindProven™ Limited Wind Warranty covers GAF Shingles with LayerLock® Technology only and requires the use of GAF Starter Strips, Roof Deck Protection, Ridge Cap Shingles, and Leak Barrier or Attic Ventilation. See GAF Roofing System Limited Warranty for complete coverage and restrictions. Visit gaf.com/LRS for qualifying GAF products. For installations not eligible for the WindProven Limited Wind Warranty, see GAF Shingleand Accessory Limited Warranty, Master Flow™Ventilation Products Limited Warranty,or Master Flow™ Powered Ventilation Products Limited Warranty (depending on product) for complete coverage and restrictions.

Product Documentation