CMP Poly Jet Internal [3-3/8" Face, Massage Deluxe Scallop] [Dark Gray] (25591-247-000) safety Structural parts like this are

Structural parts like this are important when the reel assembly needs a dependable base to keep the system stable and properly positioned during use

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

Helps restore internal movement and sealing performance

A valve like this is useful because it provides straightforward manual control over water direction

CMP Poly Jet Internal [3-3/8" Face, Massage Deluxe Scallop] [Dark Gray] (25591-247-000) safety Structural parts like this areCMP 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