Tankless Water Heater Filter, KleenWater KW2520SCALEX Tankless Hot Water Filter System, Polyphosphate Filter for Scale Prevention

KleenWater transparent water filter housing, water filter cartridge 2.5 x 20 inch, bracket and wrench | Protects tankless and traditional tank hot water systems and helps avoid costly service calls | Polyphosphate filter to prevent scale and reduce the harmful effects of water hardness | Can be installed at the "point of entry" to provide scale and corrosion protection for the entire household | Compatible with all brands such as Rinnai, ECOTEMP, Rheem, Eemax, Takagi, Noritz, Ecosmart, Atmor, Bosch, Navien and Marey Power