This backflow valve prevents water from backing up the air line. U.S.A. Accessory Type Guages and valves, Compatible With Diffuser, Application Prevents water from backing up the air line, Size in. 5 x 2 1/2 x 8 3/4, Includes qty. 1, Product Type Windmill accessory. Critical component for diffuser airstone systems, especially in climates where temperature falls below freezing
Customer Reviews for Outdoor Water Solutions Airstone Foot Valve, Model# ARS0027
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