Unicel FS-2006 DE Filter Grid Set 72 Sq Ft Incorrect Description The Polaris PB4SQ booster pump

The Polaris PB4SQ booster pump is designed to work with a wide range of Polaris pressure-side pool cleaners that require a dedicated pressure supply

Even minor gasket failure can allow water intrusion into the light assembly

This design improves contact time

allowing for fast correction of acidic water conditions

Unicel FS-2006 DE Filter Grid Set 72 Sq Ft Incorrect Description The Polaris PB4SQ booster pumpWhen a DE filter begins struggling to maintain water clarity despite proper chemical balance, worn or damaged filter grids are often the underlying issue. Torn fabric, stretched pleats, or collapsed frames reduce filtration efficiency and allow fine debris to pass back into the pool. The Unicel FS 2006 72 Sq Ft DE Filter Grid Set is designed to restore proper filtration performance by replacing all internal grids with a complete, precision fit set.