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The 310-7420 is a Pump Impellers replacement part
offering a space-saving design
It supports installation tasks and helps position components during setup
ensuring a precise fit and reliable support during operation
Pentair DE Filter Grid, Full, 19.5" | 191322 Chair The 310-7420 is a PumpWhat This Part Is Used For Pentair 191322 Grid Full, 19. 5in is a full size replacement grid for compatible Pentair DE filter systems. It supports the filtration surface inside the tank. Why This Part Matters A damaged full grid reduces filtration area and increases system pressure. Replacing it restores proper water clarity and circulation efficiency. Maintaining intact grids protects overall filter performance. Key Features and Specifications