... large and stable air flow,low noise,long life and widely used. 2.mainly use in HVAC systems,electronic fireplace. ... class:BEnvironment temperature: ≤60oC ApplicationThis blower are commonly used in HVAC systems,machinery for heating, ventilating, air conditioning, ... fireplace, gas fireplace, electric fan good balance condition,etc. Characteristiclarge and stable air flow,low noise, long life,and ...