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A spa or pool filter cartridge helps keep circulating water cleaner by capturing suspended debris during filtration
A tank body O-ring helps create a seal at a compatible DE filter tank connection
Improves system fit confidence and usability
Supports cleaner travel consistency
Useful when the valve top is damaged or difficult to service
Pentair UltraTemp/ThermalFlo Fan Evaporator Relay (473150Z) unicel A spa or pool filterThis fan evaporator relay is an electrical control component for compatible Pentair UltraTemp and ThermalFlo heat pump systems. It helps manage power delivery to fan or evaporator related circuits so the unit can move air and transfer heat as designed. A failing relay may lead to intermittent fan operation, no fan response, inconsistent heating, or diagnostic issues that affect overall system reliability. Use this replacement when electrical
