Pay in 4 interest-free payments of $37.07 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
Rosewood paper grain — description and returns beneath the overlapping buy card.
For field efficiency
Direct OEM Replacement: Replaces obsolete part numbers 46233 and 259518 for seamless box-to-box installation
Use a manometer to confirm the system is pulling at least
50" WC switch to fail to close
This pink valve cartridge is specifically engineered for Sporlan BQ series valve bodies
Lochinvar & A.O. Smith 100109721 Upper Probe 321142-301 For field efficiencyThe Lochinvar & A. O. Smith 100109721 Upper Probe is a critical OEM replacement part engineered for the inner control assembly of high efficiency commercial water heaters. As a high performance hot surface igniter, this 100109721 probe is essential for ensuring reliable ignition cycles and precise flame sensing in BTH Series units. Designed to meet exact factory specifications, it eliminates the common failure points associated with generic