Noritz Noritz Water Treatment for NR111, NC250, NC380 Series NC380 Requires 2 Units

The SS-HB-2 ScaleShield provides superior lime and scale prevention for your tankless water heater. Protect your system from corrosion and retain the beneficial minerals in your water with the unique SS-HB-2 anti-scale hard water treatment system. Scale: The SS-HB-2 ScaleShield is a hard water solution that gathers the minerals that otherwise would form on your pipes and heating elements. These unwanted minerals combine to form scale, but with the ScaleShield system, the build-up is avoided, and your wat...