... blade for 5HP heat pump water heater,22' fan 1. Propeller fan blades 2. Heater fan impeller 3. Plastic fan ... water heater,22' fan Outer Diameter: 556mmHeight:167mmShaft hole diameter:15mm or customers' requirement. Product photos: Factory Gate Picture:Factory ... characteristics, it is air conditioner, air energy heatpump water heater, exhaust ventilation equipment, refrigerators/fridge and Freezer of ...