Waterway 2013 Hi-Flo II Pump Wet End [1 HP 2" In/Discharge] (310-7720SD) complete kit Useful during heater rebuilds and

Useful during heater rebuilds and combustion chamber service

This type of replacement is especially useful when the housing remains serviceable and the cartridge itself is the main service item

Self-sealing unions are practical replacement parts when ease of future service matters and the original system needs to maintain a direct-compatible connection style

Supports cleaner and more dependable skimmer function

Waterway 2013 Hi-Flo II Pump Wet End [1 HP 2" In/Discharge] (310-7720SD) complete kit Useful during heater rebuilds andWaterway 2013 Hi Flo II Pump Wet End [1 HP 2" In Discharge] (310 7720SD) is a Waterway Plastics pump wet end assembly for restoring the hydraulic side of a compatible pool or spa pump. Wet ends are commonly replaced when the housing, volute, or internal water path is damaged, worn, leaking, or no longer performing as expected. This replacement helps support proper pump operation by providing the matched water handling portion of the pump assembly.