Perfect for light commercial/heavy residential systems that require twin-tank conditioning capabilities. Five-cycle control delivers controlled upflow backwash down flow brining slow rinse rapid rinse and timed brine refill ALL performed with conditioned water. The most salt-efficient valve available because you don't need to program in a reserve. Regenerates immediately when needed as often as every 90 minutes if required. Continuous flow rates up to 18 gpm on 3/4'' valves 21 gpm on 1'' valves. Handles up to 16'' softeners up to 12'' filters depending on filter media. Covers backwash flow control buttons and tank yokes sold separately.

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