Gulfmew Chamber Sensor Replacement Kit Compatible with Rheem ProTech ULN Water Heaters, SP21019 Equivalent, Flammable Vapor & Heat Sensor Assembly, Water Heater Replacement Parts

["Chamber Sensor Kit: Designed as a compatible with Rheem ProTech ULN (Ultra Low NOx) water heaters, this chamber sensor kit compatible with SP21019 to restore proper system function","Complete Sensor Kit Ready to Install: Includes chamber sensor, chamber probe, inner door gasket, and mounting screws. Everything needed to replace a worn or faulty sensor in one kit","Sensitive Heat & Vapor Detection with Overheat Protection: Monitors combustion chamber temperature and responds to heat and flammable vapor conditions, helping maintain safe operation of your water heater system. Functions as both heat and vapor sensor","Durable Materials for Long Time Use: Made from quality materials designed to withstand high temperature environments inside water heaters, improving reliability and extending service life","Easy Installation & Replacement: Designed for straightforward installation with standard tools. A practical solution for replacing old or malfunctioning sensors and restoring water heater performance quickly"]