Fleck 3900 3" Single Tank Commercial Metered Water Softener

.scrollable-table { overflow-x: auto; -webkit-overflow-scrolling: touch; } table { min-width: 800px; border-collapse: collapse; } th, td { border: 1px solid #ddd; text-align: center; padding: 8px; } Fleck 3900 3.0" Single Metered Commercial Water Softener This 3" full flow Fleck 3900 Valve with NXT2 controller and 3" Clack meter is a heavy duty system capable of continuous flow and is available in 450,000 to 1,200,000 Grain Capacities. Features Full 3.0" valve for high flow rates. Utilizes 8% cross-linked high-capacity ion-exchange resin. Utilizes NXT2 Programmable Controller. Up to 1,200,000 Grain Maximum Capacity. User friendly Fleck 3900 control valve with NXT2 Controls. The NXT2 Network Controller uses on-board communication capabilities to link multiple commercial valves (via off-the-shelf CAT5 or better cables) for a variety of system types. Safety brine valve with aircheck. Tank Information: 100% composite fib