Fully adjustable 5-cycle control delivers controlled upflow backwash downflow brining slow rinse rapid rinse and downflow service Designed for single tank or multi-tank systems alternating or interlocking Continuous flow rate of 250 GPM Protective NEMA 3R enclosure is water resistant rain tight corrosion resistant and UV stable Operational no hard water bypass during regeneration Choice of 7 or 12 day clock or meter initiated regeneration No hard water bypass Optional NXT controllers available Includes Fleck 3900/1800 3" valve with 1800 time brining hub and lateral distributor gravel bed and high capacity resin. Commercial brine tank includes a Clack 494 Hi-Flow Safety Valve air check overfl ow elbow 5" brine well and cap. Please Note: The piping from the brine tank to the mineral tank is NOT provided with these systems. One-inch connections are provided at the 1800 brine valve and brine tank. Local plumbing codes and fl ow rates dictate the type of piping used between the brine tank and mineral tank. The recommended refill rate for a 1200000 grain system is 15 gallons per minute. A consideration should be made as to the type or number of air check(s)/safety(s) installed in the brine tank with these systems. General Water Softener Specifications All about water hardness and water softeners How to select a water softener Replacement Control Heads Replacement Resin Great Tool Water Softener Calculator

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