Check the listing for details. Septic Regenerative Blower, 42 CFM, 1" port, 1/4 HP, Dual voltage,18 Mo Warranty. Condition: New. Listed at 557.00 USD. Whirlwind Regenerative blowers are top quality. The motor is designed with a high service factor for years of reliable performance. The Whirlwind R4247 Regenerative Blower has 1" ports, pre-wired with 120VAC cord, dual voltage 120vac/220vac, fits Hoot/TroyAir H500, H600, Bio-Microbics/MicroFAST 05, 0.625 and other 500-650 gallon per day systems. Hoot Troy Air is a Registered Trademark of Hoot Aerobic Systems, Inc. MicroFAST a Registered Trademark of Bio-Microbics, Inc. Warranty The Whirlwind R4247 Regenerative Blower comes with an 18-month limited warranty. Special motor for long service life Dual voltage (prewired 120VAC cord) 1" ports Non-contact impeller Compact sizeMax Air Flow 42 CFM Max Continuous Operating Pressure 1.31 PSI Recommended Operating Air Flow 12 CFM @ 1.11 PSI Motor 1/4 HP High Service Factor Motor Voltage Prewired 120VAC with cord/plug AMP 5.0 at 110-120V, 2.5 at 220-240V RPM 3600 Unit Weight 16.5 lbs. Unit Dimensions 7.75"L x 7.75"W x 8.125"H Restocking Fees Any product accepted for return will be subject to a 15% restocking fee (25% on risers, riser lids and all accessories) unless it is replaced with another product purchased from Septic Tank Parts This restocking fee is charged for the costs incurred by Septic Tank Parts for processing and handling of your returned order. This fee is waived only if we have sent you an item that you did not order.