Pentair Sta-Rite System 3 SM Series Baffle/Bulkhead Fitting (25021-0101Z) watertestkits A hose swivel is useful

A hose swivel is useful because it helps reduce twisting through the hose assembly

An extension cable is useful because it helps bridge the distance between the control pack and the user interface without forcing a redesign of the installation layout

This version is especially useful when the installation depends on the SB Ti with high-limit configuration rather than a simpler heater assembly

This part should be matched to the heater model and installed according to applicable codes and Raypak service guidance

this system is intended for spas that need more than basic single-pump control

Pentair Sta-Rite System 3 SM Series Baffle/Bulkhead Fitting (25021-0101Z) watertestkits A hose swivel is usefulThis SM Series baffle and bulkhead fitting is used in Sta Rite System 3 filter assemblies to help manage internal flow and tank connection integrity. The baffle component helps direct water where it belongs, while the bulkhead fitting supports the tank wall connection. Replacement is useful when a cracked or worn assembly is affecting flow, sealing, or filter performance. Designed for compatible System 3 SM Series filters Combines internal baffle and