Water Heaters · Tank Components
Cold Water Inlet
The connection point where cold water enters the water heater tank, typically located at the top of the tank. Includes a threaded fitting (usually 3/4" NPT) and may have a heat trap nipple or dip tube connection. Critical for proper water heater operation and temperature stratification.
Common uses
Water supply entry, connecting to dip tube, system integration
Common symptoms
- Leaking connection
- Restricted flow
- Corrosion
- Improper installation
Common repairs
- Fitting replacement
- Thread repair
- Connection tightening
- Dip tube service
Related terms
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