Pool Care Cover-Care Pool Cover Pump Replacement Impeller Sinking It reduces ammonia levels as

It reduces ammonia levels as well as biological oxygen demand (B

Keeps water clean and clear

3" Drill Backing Dual Sponge Pad (#R72121)

Pre-cut EPDM liner 7

Pool Care Cover-Care Pool Cover Pump Replacement Impeller Sinking It reduces ammonia levels asThese replacement impellers fit the 300gph Pool Care Cover Care Magnetic Drive Pool Cover Pump. Part #: 21555 UPC: 025033215559 Manufacturing impellers often includes trimming on a lathe to achieve balance and or testing to ensure quality. Consequently, many new impellers appear used. Our impellers are brand new; any wear is due to the manufacturing process. TIP: When changing an impeller, a frequent reason for problems is mineral build up way down