In the Electrician of October 11 a discussion is given of some important considerations with respect to electric fan ventilation. One attendant result of most of the measures taken for black-out ...

Description: The Delta BreezIntegrity 80 CFM Low Voltage DC Fan operates at a quiet sound level of 1.3 Sones and is engineered to run continuously for a minimum 70,000 hours with DC brushless motor.