Most water heaters have an in-built anode rod to protect the unit from breaking down internally. These anodes should be replaced when the unit has degraded more than 75% which should be checked annually, depending on the amount of water used.
FEATURES:
- Protects your water heater
- Improves water quality
- Designed for suburban RV water filters
- DIY Installation
- 241mm long 3/4" NPT Thread
SPECIFICATIONS:
- Thread: 3/4" NPT
- Length: 241mm