ScaleZERO Scale Control System for Standard Water Heaters
- 2½" x 10" system with ¾" ports (8-10gpm).
- System protects the water heater and other parts against corrosion from limescale (minerals).
- Includes pressure gauge, bracket, hardware and housing wrench; housings UV-protected.
- 5-year warranty on housings; 1-year warranty on gauges.