Noritz Scale Shield Hard Water Treatment/Filter
The Noritz Scale Shield is a unique product that provides superior corrosion control and lime scale prevention for your tankless water heater while retaining beneficial minerals in your water.
Choose from the Scale Shield Small or Large in the option menu next to the price.
A simple glance shows when cartridge replacement is needed, which is once every one to two years for normal residential use. It requires no extra electricity, chemicals, or maintenance.
For homes with have very hard water, the Noritz H2Flow System is recommended. Read Noritz's information about whether you need this item for the water hardness in your area.
• 1 ScaleShield cartridge