Nitrate removal systems of the Watermark Series 470, 530, 655, 755
This system is composed of a PRFV Greentank bottle with upper and lower distributors, and a salt tank made of polyethylene with enough capacity for several regenerations. It has a double bottom and a safety valve. Control valves are made of heavy-duty Noryl and controlled by a piston.
Valve WS655UF: Standard regeneration, advanced electronic programmer, 1 ½” connection.
Valve WS755UF: Standard regeneration, advanced electronic programmer, 2″ connection.
It contains selective nitrate removal resin, which features a great capacity and is supplied in 25 litre bags. Silex distributing base with different grain sizes in order to optimize the distribution of brine and improve the regeneration process.