1 PC-Air Vent TIBS0100 Air Hawk Turbine & Base Black

Wind Turbines are a type of attic exhaust vent that make up half of a balanced attic ventilation system for each roof. Intake vents make up the other half of the system. Helps to fight heat and moisture buildup inside an attic as well as ice dams in cold climates. Highlights: Color: Black; Material: Aluminum; Length: 20 inch; Height: 18.4 inch; Width: 20.2 inch; Diameter: 12 inch; Pitch: 3/12 to 12/12; Net Free Area: 95 sq. inch; Vent Type: Wind Turbines; Shape: Circle; UV Resistant: Yes; 21 vanes all riveted top and bottom; Internally braced; suitable for 3/12 to 12/12 roof pitch; Maintenance-free top and bottom dual bearing system; Turbine head and base design; Aluminum construction; Part of a balanced attic ventilation system for year-round airflow; Helps to fight heat and moisture buildup inside an attic as well as ice dams in cold climates; Requires intake ventilation for proper performance;