The GAF Master Flow internally braced turbines are efficient, easy-to-install venting options for your roof. They allow heat and moisture-laden air to escape your attic, helping to extend the life of your roof. They are designed with upper and lower steel ball bearing systems for years of trouble-free operation. The adjustable base allows for installation on virtually any roof, from 2:12 pitch up to 12:12 pitch.
- Galvanized construction
- Weathered wood finish
- Simple, mechanically locked, 2-piece design (Head and base) – allows for faster, easier installation
- Base also has extra-large flashing for easier installation and superior weather protection
- Head has heavy-duty steel spider braces for strength and durability
- Dual-bearing system with encased design helps to prevent dirt, dust, sand and other foreign materials from damaging the bearing, resulting in a smother spin
- Permanently lubricated track system of dual bearing system ensures years of trouble-free spinning
- Up to 500 sq. ft. with NFA 120 sq. in. minimum
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