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Windmill Aeration Parts – Official Components for OWS Windmills

Keep the wind turning and the air flowing—replacement parts built for every season. | Watch Tutorial

Outdoor Water Solutions

Replacement Kit - Blow over

See here for our Blow over replacement kit to replace broken or damaged parts from blow overs. (Tail arms sold separate)

Head, Blades, Hub, Dome, Tail, and Stake Clamps - Blow over Kit ▶

OWS Windmill Bearings Kit for Compressor

Complete 3x Bearing Replacement. OWS Windmill compressors need 2 x Pillow Blocks & 1 x Middle Bearing with Excentric.

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Large Yard Windmill Head DECOR Replacement

Whether your original windmill head has worn down or you’re restoring a vintage tower, the Ornamental Windmill Head gives you a fast, reliable, and visually seamless upgrade-backed by OWS quality. This replacement head includes all major components

CLICK HERE ▶

OWS Blades:
- & Blade 28" | OWS Angled Tip ▶

Note our other Universal Blade options:

- Blade 24” | Universal Squared ▶

- Blade Brace | Universal ▶

Windmill Hub Assembly Replacement

The Replacement Hub Assembly is engineered to take frustration out of windmill maintenance. Pre-assembled and ready to install. Powder-coated finish

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Windmill Compressor | 4.5 CFM

3X more airflow power with 5-year warranty included. The Replacement OWS Windmill Compressor is built with BalCam II technology

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Windmill Retrofit Kit | 2" Pivot Tube Adapter

Heavy-duty steel receiver for old-time towers. Bolt-on or weld installation options

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OWS Windmill Tower Cone Bushings

Tower cone bushings for OWS Windmill Aerator / Large yard windmill.

CLICK HERE ▶

Windmill Dome Replacement

The Replacement OWS Windmill Dome is engineered to keep your windmill system working exactly as it should: reliable, efficient, and built for the long haul. Crafted from durable, weather-resistant materials

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Maintenance Kit

Designed specifically for BalCam I and II windmill aeration systems, this kit includes all essential replacement components-diaphragms, valves, and seals-crafted from durable materials engineered to withstand harsh outdoor conditions

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Tower Cone Replacement

Replacement Tower Cone for 3 & 4 Leg Windmill (Fits Large & Aerating models)

Tower Cone Replacement

Replacement Tower Cone for 3 & 4 Leg Windmill (Fits Large & Aerating models)

Universal Windmill Tail Arm Replacement

Comes with 2 windmill arms and hardware to replace an official OWS large windmill aerator tail arm.

CLICK HERE ▶

Windmill Tailfin | Galvanized

The OWS Windmill Tailfin gives precise wind alignment, two-piece construction for fast installation

CLICK HERE ▶

Aeration Windmill Head Complete Replacement + Compressor

This Aeration Windmill Head can be used with your current OWS windmill aerating tower as a replacement, if it’s been damaged or to replace an older head from another company.

CLICK HERE ▶

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32 products

Tower Cone for Large Windmill (3 Leg)

Windmill Part

Tower Cone for Large Windmill (3 Leg)

Regular price $69.95
Sale price Regular price
Windmill Pressure Kit with in-line pressure relief valve protecting pond aeration systems from backpressure and freezing

Windmill Aerator Part

Windmill Pressure Kit | In-Line Pressure Relief

Regular price From $65.95
Sale price Regular price
Pond aerator airline tubing made from non-weighted polyethylene poly tubing for above-ground or underground airflow.

Pond Aerator Part

Pond Aerator Airline Tubing | Non-Weighted | Poly Tubing

Regular price From $59.95
Sale price Regular price
Pond Aerator Diffuser Airstone Diffuser Kit for efficient pond aeration, improved oxygen circulation, and healthier fish

Pond Aerator Part

Pond Aerator Diffuser | Airstone Diffuser Kit

Regular price From $74.95
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Pond aerator diffuser with single 9-inch EPDM rubber membrane and self-sinking base for efficient pond aeration and oxygen transfer

Pond Aerator Part

Pond Aerator Diffuser | Single Disc | Self-Sinking Base

Regular price From $179.95
Sale price Regular price
OWS Windmill Bearings Kit for Compressor

Windmill Part

OWS Windmill Bearings Kit for Compressor

Regular price From $34.95
Sale price Regular price
OWS Windmill Tower Cone Bushings

Windmill Part

OWS Windmill Tower Cone Bushings

Regular price $8.95
Sale price Regular price