Field tested and proven successful for over 30 years.
Single Pump Compressor
Suitable for up to 2-acre ponds and produces up to 1.5 cfm.
A proven low-maintenance, low cost, highly effective method of maintaining water quality!
Buy with confidence, knowing that Koenders Windmills time-tested design features increase reliability, performance and safety.
4 tower heights to choose from
12′, 16′, 20′ or 24′
The Koenders Single Diaphragm Windmill Aeration System includes: 12′, 16′, 20′ or 24′ Windmill, Single Diaphragm Compressor, 100′ of Airline, Airstone Diffuser and Foot Valve. Up to a 3-year warranty.
Windmill Design Features:
- Crankshaft & Bearings
1″ Turned, ground and polished steel crankshaft. Long lasting, heavy duty, durable sealed bearings.
- Steamlined, Large-Surface Blades
Engineered for most efficient operation in low and high wind speeds.
- Durable and Efficient Diaphragm
Allows windmill to save energy but still produce maximum air volume and maximum longevity.
- 1/2″ Piston Stroke
Engineered for most efficient air production and maximum diaphragm life.
- Large Tail
The large surfaced tail area provides maximum control in all wind speeds and ensures efficient overall operation.
- Strong Tail Arms
Tail arm rigidity further ensures windmill control.
- Top Mounted Compressor
Top mounting and connected through a rigid pivot tube, provides smooth operation and mechanical longevity. Compressor top air valve assembly makes for very easy maintenance.
- Pivot Tube
Re-engineered to eliminate ice buildup.
- Tower Design (12′ – 16′ – 20′ – 24′ Heights)
The strong, cross brace reinforcement design gives added strength to any tower height. This design also discourages climbing of the tower.
The Koenders Windmill can be located up to approximately 1000′ from the water source.
|Capacity||Up to 1.5 CFM (cubic feet of air per min.)|
|Swept Area||23.05 sq. ft.|
|Foundation||3 ground rods; 1″ diameter pipe, 4′ long|
|Product||# of pcs||Description||Weight (lbs.)||Dimension|
|12′ KFA||4||1 Head||39||25″||10-5/8″||15.25″|
|61″ stance||1 Blade & Tail||59||17.5″||6.5″||36″|
|1 8′ Tower section||52||48″||3.75″||3-9/16″|
|1 8′-12′ Tower section||27.5||48″||2-3/8″||3-9/16″|
|16′ KFA||5||12′ KFA plus|
|79″ stance||1 12′-16′ Tower extension||31.5||48″||2-3/8″||3-9/16″|
|20′ KFA||6||16′ KFA plus|
|97″ stance||1 16′-20′ Tower extension||39||48″||3.5″||3″|
|24′ KFA||1||1 20′-24′ Tower section||48″||3.75″||4″|
Here’s a list of colors available:
- Green / Forest Green
Please call for pricing on custom colors, additional colors and all custom patterns or lettering.
We are dedicated to the design, testing and perfecting of our products.