Outdoor Water Solutions

The 20' Windmill Aeration System brings wind-powered bottom aeration to ponds where running electric isn't practical. The 3-legged galvanized tower puts the 73" self-governing head high enough to...

The 4-legged 12' Windmill Aeration System pairs the classic four-post farm windmill profile with working bottom aeration. The wider stance adds strength and stability in exposed, high-wind locations,...

The 4-legged 16' Windmill Aeration System pairs the classic four-post farm windmill profile with working bottom aeration. The wider stance adds strength and stability in exposed, high-wind locations,...

The 4-legged 20' Windmill Aeration System pairs the classic four-post farm windmill profile with working bottom aeration. The wider stance adds strength and stability in exposed, high-wind locations,...

The 4-legged 24' Windmill Aeration System pairs the classic four-post farm windmill profile with working bottom aeration. The wider stance adds strength and stability in exposed, high-wind locations,...

The 4-Leg Deluxe kit is the two-diffuser version of our four-post windmill aerator, sized for larger ponds. Splitting the BalCam II compressor's output across two airstone diffusers moves oxygen into...

The 4-Leg Deluxe kit is the two-diffuser version of our four-post windmill aerator, sized for larger ponds. Splitting the BalCam II compressor's output across two airstone diffusers moves oxygen into...

The Super Premier is the top-trim windmill aeration bundle on the 3-leg tower. Instead of airstones it runs two rubber-membrane disc diffusers on self-sinking bases — finer bubbles, better oxygen...

The Aquarian Solar puts a full 1 HP surface aerator on your pond with no power bill and no trench. Four bifacial panels (1,480 watts) drive the water-cooled stainless motor through the OWS Max Energy...

The Super Premier is the top-trim windmill aeration bundle on the 3-leg tower. Instead of airstones it runs two rubber-membrane disc diffusers on self-sinking bases — finer bubbles, better oxygen...

Our most complete windmill aeration package on the strongest tower we sell. The 4-leg Super Premier combines the wide-stance galvanized tower with two rubber-membrane disc diffusers on self-sinking...

Our most complete windmill aeration package on the strongest tower we sell. The 4-leg Super Premier combines the wide-stance galvanized tower with two rubber-membrane disc diffusers on self-sinking...

A complete new head for a windmill that already stands. This assembly replaces the entire working end of an aeration windmill — 73" blade set, tail, and BalCam II compressor — and is the standard fix...

The scheduled service kit for OWS windmill aerators. Every 4–6 years the compressor's wear parts should be renewed; this kit includes the diaphragms, valves, and seals for both BalCam I and BalCam II...

Frozen airline is the classic winter failure on a windmill aerator: pressure builds, aeration stops, and the pond loses oxygen when fish need it most. The Freeze Control Unit prevents it...

An all-steel in-line relief valve that protects the compressor when the airline freezes, clogs, or kinks. Instead of letting backpressure burn out the compressor, the valve vents excess air...

Drop-in insert check valve that prevents backflow and keeps airflow one-directional in windmill and compressor aeration setups. A failing check valve quietly cuts oxygen output and strains the...

Replacement bearings for the OWS windmill compressor. Choose the complete three-bearing replacement, or the individual side pillow-block or middle eccentric bearing if you're renewing a single worn...