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- Zodiac Pool & Spa Supplies
- Polaris Pump Volute PB4-50 Polaris Pump Volute PB4-50
- Description
- Reviews
Polaris Volute, PB4-50
- Genuine Polaris Part
- Suitable for new style PB4-50 Polaris Booster Pumps
- Part Number WR0520500
- Commonly get pin hole leaks and require replacement
- Drain Plug Not included - retain from your old volute
- Replacement Oring availiable seperately.
- Item #1 in the exploded diagram