Pentair System 3 Tank Bottom Kit, 25", Modular/DE | 24851-0103S Billow Replacing it restores full auxiliary

Replacing it restores full auxiliary control from poolside or deck areas

and water feature operation

Commonly needed when the system experiences irregular heating or pressure issues

Manufacturer part number SP1072S210

It is often recognized when water clarity will not improve despite proper chemistry and filter pressure readings

Pentair System 3 Tank Bottom Kit, 25", Modular/DE | 24851-0103S Billow Replacing it restores full auxiliaryWhat This Part Is Used For Pentair 24851 0103S Tank Bottom Kit 25in System III MOD DE is a replacement lower tank kit for compatible 25in System III MOD DE filters. It forms the base housing and supports internal filtration elements. Why This Part Matters A damaged tank bottom can cause leaks and pressure loss. Replacing it restores proper containment and filter integrity. Secure housing supports reliable filtration cycles. Key Features and