CMP Poly Jet Internal [3-3/8" Face, Massage Deluxe Scallop] [Dark Gray] (25591-247-000) safety A sensor well is useful

A sensor well is useful because it provides the protected interface where the supported sensing component can be positioned to monitor conditions accurately

The Raypak 105A pilot bracket is designed for compatible IID heater applications where the pilot-support hardware needs replacement

A stack kit is useful because it helps create the intended connection between the heater and the indoor vent path

This set has practical value because the dynamic brush style is designed around a specific cleaner performance profile rather than serving as a one-size-fits-all substitute

CMP Poly Jet Internal [3-3/8" Face, Massage Deluxe Scallop] [Dark Gray] (25591-247-000) safety A sensor well is usefulCMP Poly Jet Internal [3 3 8" Face, Massage Deluxe Scallop] [Dark Gray] is a replacement spa jet internal designed for CMP Poly Jet assemblies with a 3 3 8" face. This dark gray internal helps restore the look, fit, and water action of a worn or missing jet face without requiring replacement of the full jet body when the existing housing is still serviceable. The massage design supports targeted hydrotherapy performance and comfortable water movement