Pentair Sta-Rite DE Separation Tank Liner (25005-0016) lascofittings A grate like this is

A grate like this is an important visible and functional component at the drain opening

Matching the correct black thermostat knob helps preserve intended fit and supports a cleaner control interface

Combines support hardware styling with waterfall effect

A gate valve helps provide manual shutoff and service isolation in a compatible plumbing system

Helps restore water-routing control in the spa system

Pentair Sta-Rite DE Separation Tank Liner (25005-0016) lascofittings A grate like this isThis Pentair Sta Rite replacement is built for DE filter service and helps refresh the internal liner on Sta Rite DE separation tanks. It helps capture discharged DE media during backwash service, making it a practical choice when the original part is cracked, worn, leaking, stripped, brittle, or missing. It is especially useful for targeted repairs where replacing a larger pump, filter, or cleaner assembly is not necessary. Confirm the part number,