Raypak 004879F Gas Valve THPU32HP7Y The PTFE-faced elastomer soft seating

The PTFE-faced elastomer soft seating and 100% factory testing guarantee a positive seal and reliable pop-off action

and the Lennox Y8737 TXV Valve is the essential component for doing just that on high-capacity residential and light commercial units

As a critical safety and efficiency component

Always cross-reference your specific heater model number to confirm a match

Restores reliable low water cut-off sensing to protect the heat exchanger from dry-fire conditions

Raypak 004879F Gas Valve THPU32HP7Y The PTFE-faced elastomer soft seatingThe Raypak 004879F Gas Valve is a critical combustion component designed for precise fuel regulation in high efficiency pool and spa heaters. Operating on a 24V AC intermittent ignition system, this valve is factory set for 4" WC natural gas but can be field converted with the appropriate regulator spring kit. Utilizing 3 4" NPT inlet and outlet ports, it provides high capacity flow rates necessary for large BTU inputs without excessive pressure