Wind-Driven Turbine Exhaust Ventilator: 19 in Head Dia, 12 in Throat Dia, 631 cfm @ 4 mph, Steel Cabinet doors open and close

Cabinet doors open and close on smooth Euro-style hinges

No special knowledge required­–anyone can use it

10 minutes on high setting

and lift it up again to return to a vertical position that keeps debris inside

Wind-Driven Turbine Exhaust Ventilator: 19 in Head Dia, 12 in Throat Dia, 631 cfm @ 4 mph, Steel Cabinet doors open and closeWind Driven Turbine Exhaust Ventilator: 19 in Head Dia, 12 in Throat Dia, 631 cfm @ 4 mph, Steel Wind driven turbine fans help ventilate structures without using electricity. As the wind blows, it turns the turbine and creates negative pressure. This low pressure draws hot air out of the structure and pulls in fresh air through openings in the structure. Brand EMPIRE Throat Diameter 12 in Overall Height 17 in Overall Width19 in Airflow @ 4 mph631 cfm