Hayward Gas Valve, 150 to 400, Propane, Dual Stage | HAXGSV0004 Beverly matches the 25305-129-000 specification for

matches the 25305-129-000 specification for seamless compatibility

Fuel Compatibility: The option to use either natural gas or propane offers flexibility in installation and use

Replacing a failing valve restores full control over filter operation and keeps the system running clean and efficient

Designed for use with Napoleon Ascent 46 units

Cabinet opening is exposed after prior service work

Hayward Gas Valve, 150 to 400, Propane, Dual Stage | HAXGSV0004 Beverly matches the 25305-129-000 specification forWhat This Part Is Used For The Hayward HAXGSV0004 Gas Valve is designed for H Series heaters rated 150 to 400 using liquid propane dual stage systems. It regulates LP gas delivery during heater operation. Why This Part Matters An improperly functioning gas valve can cause ignition problems or unstable flame performance. Replacing it restores controlled gas flow and reliable burner operation. Proper regulation protects both heater components and