20ft Four-Leg Deluxe Windmill Aerator

  • $3,395.95

20' Four-Leg Pond Windmill Aerator with Dual Air Stations Deluxe Package

If you're looking for a 4 Legged windmill complete system, this is it!

This windmill package includes our extremely efficient 20 foot tall - 4 Legged Windmill (23 feet to the top of the head) and all other necessary accessories for ponds up to 3 acres in size.

This complete Windmill Aeration System Includes the following:

  • 4 Legged 20ft Windmill tower with a BalCam II Compressor that can pump up to 4.5 CFM of air at 30 psi with Stainless Steel components
  • 100 feet of 1/2" Poly Tubing
  • 200 feet of 1/2" Weighted Airline
  • Two Airstones with Backflow Valves
  • One pair of Tower Hinges
  • Two Airstone Housing Buckets
  • Two Duck Decoy Markers
  • Hose Connectors
Technical Specifications 

The blade diameter on all units is a full 73" in diameter, the largest windmill head on the market for pond aeration. This allows our units to pump up to 4.5 CFM of air and still turn at low wind speeds due to their windmill heads higher torque. This powerful windmill can produce up to 30 psi of air allowing these units to aerate ponds or lakes that are 10', 20', or even 30' deep.

  • New “BalCam II ” technology minimizes bearing fatigue
  • Fast & Easy Assembly
  • Manufactured with high-quality 18 gauge galvanized steel
  • Newly redesigned blades and front dome assembly for a better airflow
  • Self-governing head to protect the unit in high winds
  • The secure locking mechanism that attaches the windmill head to the shaft
  • Larger check valves and upgraded ½” airline to handle the increased air that is produced
  • High Air Output - 3.0-4.5 CFM. Rated at 30 psi
  • Full 5-year warranty on bearings and cams!
  • Made 100% in the U.S.A

Best Selling Windmill Aeration System in the USA! 

This item ships motor freight.  Please allow 10 to 12 business days for delivery from the time of order.  

Now you have the opportunity to have your own Personalized Tailfin in your Windmill Aerator. Just add it to your cart when you order, and we'll contact you to arrange your design!  


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