Description: For large and extra large ponds up to 4000 gallons. Maximum flow rate 2000 gph. 5 step valve for the following functions: Normal - bio-filter takes place. Stop- rountine maintenance. Bypass- medicate or circulate. Back Flush- quick filter cleaning.Use above or below ground, making it easy to conceal. Non-corrosive construction for longevity. Standard 1 1/2'' MNPT fitting is included.
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