Pentair/StaRite DS3 Series 1.0HP/1.5HP Diffuser (C101-276P) paramount A plug like this is

A plug like this is useful because it helps close or regulate the related opening while the attached string adds convenience for handling and retrieval during service

Pump volute from Little Giant for compatible 3E-12N Series applications

Creates a same-size branch in large plumbing lines

If your pump is struggling

Pentair/StaRite DS3 Series 1.0HP/1.5HP Diffuser (C101-276P) paramount A plug like this isThe Pentair Sta Rite C101 276P diffuser is designed for compatible DS3 Series 1. 0 HP and 1. 5 HP pump applications where the diffuser needs replacement. A diffuser like this is useful because it helps direct and stabilize water flow around the impeller area, supporting wet end hydraulic performance. Replacement is often needed when the original diffuser is cracked, worn, or damaged during service. Installing the correct Pentair Sta Rite diffuser can