Ventilation Steel 19.75″H, 22.75″W 21lb Wind Turbine TV14G Ventilation TV14G
Wind-Driven Turbine Exhaust Ventilator, Bracing Location External, Head Diameter 22 3/4 in, Throat Diameter 14 in, Airflow @ 4 mph 700 cfm, Metal Material Thickness 22 ga, 24 ga, Overall Height 19 3/4 in, Overall Width 22 3/4 in, Housing Material Steel, Bearing Type Lower Thrust Ball Bearing, Oilless Bronze Upper Bearing, Bracing Material Aluminum, Housing Galvanized, Includes -, Installation Requirements Base for New Installations, Flashing.
EMPIRE TV14G Steel 19.75″H, 22.75″W 21lb Wind Turbine 2C532
Wind-Driven Turbine Exhaust Ventilator, Bracing Location External, Head Diameter 22 3/4 in, Throat Diameter 14 in, Airflow @ 4 mph 700 cfm, Metal Material Thickness 22 ga, 24 ga, Overall Height 19 3/4 in, Overall Width 22 3/4 in, Housing Material Steel, Bearing Type Lower Thrust Ball Bearing, Oilless Bronze Upper Bearing, Bracing Material Aluminum, Housing Finish Galvanized, Includes -, Installation Requirements Base for New Installations, Flashing Wind-driven turbine ventilator is externally braced for strength and perfect alignment. It is designed with a bronze, oil-impregnated top bearing. Vents have a bottom thrust-type pivot bearing with a hardened steel ball riding in a hardended steel seat.