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Airstone Foot Valve is a critical component to install on our diffuser airstones, especially if you live in a climate where the temperatures fall below freezing. This backflow valve prevents water from backing up the airline. Made in U.S.A.
The Outdoor Water Solutions airstone is a critical component in the successful aeration of a pond or lake. The airstone turns air into thousands of tiny bubbles so that oxygen can dissolve into the water and improve its health. Diffusing air into water can increases its effectiveness by over 1000% - This is definitely a secret ingredient for efficient aeration. This diffuser has a built in backflow valve to prevent water from backing up into your airline.
This one really circulates your pond or lake! We've searched far and wide to come up with a rubber membrane diffuser that can generate a ton of air! What's even better is that this is a low psi design, which means your windmill or electric aerator doesn't have to struggle to open up the perforated slits like it would with some rubber membranes on the market. Our Dual Disc 9" membrane is used in the water treatment industry to really move the water through it's precision perforated slits. Unit comes with a backflow valve and 1/2" fittings to plug into your 1/2" airline. Rated for up to 8.5 CFM and perfect for lakes or ponds, especially where you're only running one diffuser. This diffuser also comes with a base that can be filled with sand or gravel so it sinks to the bottom of your pond.
Perfect for ponds as small as 30 ft. across to as large as an acre in size! You get your choice of four different display patterns (all included at no extra charge). Our Eco Line fountains are economical to purchase and maintain, economical to operate with its low amp draw, and the eco-friendly design due to its low profile and energy efficient operation. Includes high-quality filter basket to protect pump & motor, timer to turn fountain off and on as desired, = HP Maxis pump with 100 ft. power cord, and 32 inch high-quality black molded float with UV protection. NO LIGHTS INCLUDED