Mixer guide rail mast assembly Available configurations — Mast Length: 14 ft, 20 ft 90MA14 — Mixer guide rail mast assembly, standard 304 stianless steel, 14' mast, upper mast support, base plate, jib boom with manual winch, and mounting...

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, while the 73" self-governing head and BalCam II...

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, while the 73" self-governing head and BalCam II...

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, while the 73" self-governing head and BalCam II...

Kasco Magnolia Premium Nozzle for J Series Fountain 3/4 HP and 1 HP Premium spray pattern  Simple twist-lock installation Only for use with Kasco J Series 3/4 HP and 1 HP Magnolia Spray Pattern adds a dramatic display to your existing Kasco...

Kasco Madrone Premium Nozzle for J Series Fountain 2 HP, 3 HP, 5HP, and 7.5 HP Premium spray pattern  Simple twist-lock installation Only for use with Kasco J Series 2-7.5 HP Madrone Spray Pattern adds a dramatic display to your existing...

Kasco Madrone Premium Nozzle for J Series Fountain 3/4 HP and 1 HP Premium spray pattern  Simple twist-lock installation Only for use with Kasco J Series 3/4 HP and 1 HP Madrone Spray Pattern adds a dramatic display to your existing Kasco J...

Kasco Mahogany Premium Nozzle for J Series Fountain 3/4 HP and 1 HP Premium spray pattern  Simple twist-lock installation Only for use with Kasco J Series 3/4 HP and 1 HP Mahogany Spray Pattern adds a dramatic display to your existing Kasco...

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 two zones at once — the right setup for ponds in the...

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 two zones at once — the right setup for ponds in the...

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 transfer, and no anchoring work — plus 200 feet of...

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 inverter, throwing up to 1,000 gallons per minute 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 transfer, and no anchoring work — plus 200 feet of...

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 bases, 200 feet of weighted airline, and the head pivot...

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 bases, 200 feet of weighted airline, and the head pivot...

Naturally Rounded River Stone — 2B Size This 2,000 lb (1-ton) bulk sack contains naturally rounded river stone in the 2B gradation — generally 3/4" to 2" in size. The stones are water-tumbled and smooth rather than crushed and angular,...

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 for a worn or storm-damaged mill. It also converts a...

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 compressors, with step-by-step instructions for a...

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 automatically — when line pressure rises from ice blockage 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 automatically, then normal flow resumes when the line clears...