Product Brochure
20 21
Accessories
Master Flow
™
 12" Wind Turbine Galvanized 
Weather Cap — WC12
n
 For use with 12" wind turbines
Master Flow
™
 12" Wind Turbine Galvanized 
Adjustable Base — SBX12
n
 For 12" wind turbines
Master Flow
™
 Wind Turbine Replacement Heads 
n
 Large assortment of replacement heads to t GAF Master Flow
™
 and other  
popular brand wind turbines
n
 12" and 14" head sizes available
n
 Galvanized and aluminum construction available
12" Galvanized Externally Braced — GT12E
12" Galvanized Internally Braced — GTH12I
14" Aluminum Internally Braced — ATH14I
12" Aluminum Internally Braced — ATH12I
Attic ventilation exhaust — mechanical vents
Mechanical vents
Wind turbines
Attic ventilation exhaust — mechanical vents
Wind turbines
Master Flow
™
 12" Wind Turbine — Galvanized 
Externally Braced - GC12E/GC12EF
n
 Vents up to 700 sq. ft. (65 m
2
) 
n
 Externally braced construction
n
 Available in heavy construction (GC12EF model)
n
 Exclusive stainless dual-bearing system for durable, long-lasting,  
and smooth operation
Master Flow
™
 Wind Turbines — Aluminum 
Internally Braced
n
 Internally braced construction
n
 Exclusive stainless dual-bearing system for durable, long-lasting,  
and smooth operation
12" — AIC12
n
 Vents up to 700 sq. ft. (65 m
2
) 
14" — AIC14
n
 Vents up to 1,000 sq. ft. (93 m
2
) 
Master Flow
™
 12" Wind Turbine — Galvanized 
Internally Braced — GIC12 
n
 Vents up to 1,000 sq. ft. (93 m
2
)
n
 Internally braced construction
n
 Exclusive stainless dual-bearing system for durable, long-lasting,  
and smooth operation 










