... or as customer's requestMotor: The performance can be adjusted as customer's request. The ... flow and nice design 220V / 110V can be chosen in all applications The blowers, creating high ... air volume with low vibration, are commonly used in HVACsystems, machinery for heating, ventilating, air conditioning ... , drying, dehumidifying,etc. Fans can be served in insulation class E, B, H. Please ...