Polaris Zodiac PB4SQ Booster Pump Base (R0722700) aquasol A complete union like this

A complete union like this is useful because it restores the full serviceable connection assembly while preserving the original threaded-to-slip plumbing transition

Designed for compatible pump strainer applications

It is a practical service part when a more complete pump rebuild calls for renewing the main housing seal

which makes replacing it a meaningful upgrade

helping restore performance in systems with worn

Polaris Zodiac PB4SQ Booster Pump Base (R0722700) aquasol A complete union like thisPolaris Zodiac Base [PB4SQ Booster Pump] is a replacement base component for compatible Polaris Zodiac PB4SQ booster pump applications. The base helps support the pump assembly and provides a stable mounting foundation for the equipment. A damaged or worn base can affect pump positioning, vibration control, and serviceability. Replacing the base is a practical repair step when restoring or maintaining the booster pump assembly. Replacement base for