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A diaphragm is useful because it is a key internal pumping component that helps move chemical solution through the system
Helps secure tubing within compatible injection check valve assemblies
On a panel with this many controls
Use it during tank rebuilds
Pentair Sta-Rite DuraGlas II 3/4" Shaft Seal, Buna, Pre-1998 (U109-372SS) complete kit A diaphragm is useful becauseThis Pentair Sta Rite replacement is built for pump repair and helps service older DuraGlas II pumps using a pre 1998 3 4 inch Buna seal. It helps reduce leaks at the motor interface, 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, model family,
