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10 Best water heater replacement parts of 2026
Save up to 22% off
- Best Choice
1
RheemRheem SP20867C Combination Gas Control Replacement Kit – Natural Gas (NG) Water Heater Valve, OEM Thermostat & Gas Regulator
16% Off - Value for Money
2
HoneywellReliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1" Cavity made by Resideo
3
Corro-ProtecCorro-Protec Powered Anode Rod for Water Heater, 20-Year Warranty, Eliminates Rotten Egg/Sulfur Smell within 24 hours, Stops Corrosion and Reduces Limescale, Electrical Anode Rod Made of Titanium
4
RelianceReliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters
5
yrjns44" Flexible Magnesium Anode Rod, Hot Water Heater Anode Rod Replace for GE, Rheem, Reliance, Richmond, Kenmore Water Heater Including 1-1/16" Hex Socket Tool and Teflon Tape
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6
HYDRO MASTERHYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass
22% Off7
RheemRheem SP20060 Electric Water Heater Tune-Up Kit
8
RelianceReliance Gas Thermopile Assembly 100112330 Water Heater Pilot Assembly Compatible with Reliance, State, A.O. Smith, and American Branded Heaters
9
RheemRheem ProTech Pilot Assembly Replacement Kit ULN Self-Powered (Ulta Low NOx) SP21096
14% Off Limited Time Deal10
AristonAriston Andris RS Anode Rod (2.5, 4 & 8 Gal) - Replacement Part #65103768-01
