... high, good material, durability and other characteristics, it is air conditioner, air energy heatpump water heater, exhaust ventilation equipment, refrigerators and Freezer ... Ø450x155450mm155mmCCW12.5mm26Ø556x167556mm167mmCW15mm27Ø590x180590mm180mmCW15mm28Ø700x207700mm207mmCW20mm..................556x167 fan blade for 5HP air conditioner and 18000BTU heatpumpAny more fan blades information, please ...