Master Flow 12 in. Galvanized Internally Braced Turbine Head in Mill GTH12IMI

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

Head has heavy-duty steel spider braces for strength and durability

Mill finish

Permanently lubricated track system of dual bearing system ensures years of trouble-free spinning

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.

Fits most other 12 in. turbine brands

Galvanized 12 in. replacement head

Galvanized construction

Internally braced turbine helps exhaust attic heat and moisture

The 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.

Base not included