Pentair MasterTemp 300 LP to Natural Gas Conversion Kit (460756) harwil this Waterway internal is a

this Waterway internal is a practical option when a 4 inch large-face massage insert in stainless and gray is required

A properly selected grid helps restore intended filtration support and contributes to more dependable maintenance

That helps restore both protection and appearance with a direct-fit replacement

and preserve the existing plumbing layout

Union ball valves are useful because they combine shutoff control with a more service-friendly connection style

Pentair MasterTemp 300 LP to Natural Gas Conversion Kit (460756) harwil this Waterway internal is aWhen a repair calls for precision rather than guesswork, this MasterTemp 300 LP to Natural Gas Conversion Kit is made to fit the listed Pentair and Sta Rite application. It is designed for fuel conversion service where matching the correct heater model, BTU range, and gas type is critical before installation. It helps support proper combustion setup after a qualified service professional verifies manifold pressure, orifices, labeling, and local code