Pentair Membrane Switch, Replacement | 42002-0029Z Fireplace 660-3000 is the part number

660-3000 is the part number for this air-control valve

High-quality hammered copper construction

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and Pool Pilot Evolve systems that use the PPC4 cell configuration

About the Waterway Plastics Brand

Pentair Membrane Switch, Replacement | 42002-0029Z Fireplace 660-3000 is the part numberWhat This Part Is Used For Pentair 42002 0029Z Membrane Switch Replacement is a replacement keypad membrane for compatible Pentair heater control panels. It restores user input for operating heater settings. Why This Part Matters A failed membrane can make the heater difficult or impossible to control. Replacing it restores reliable button response and normal operation. It also helps address issues caused by moisture, sun exposure, or worn key