CMP Halo 200 Jet Internal [2" FD Dir] [SS/Grph Gray] (29520-611-500) dowcorning Material choice can matter when

Material choice can matter when the goal is not just to get the spa running again

and this Filbur FC-3753 cartridge is designed for C-4313 and PBW4PAIR applications

4-3/4 inch hole-size format

Heater assemblies are one of the most important replacement components in a spa system because they restore the heating function that users expect every time the spa is in service

and PA25 compatibility give this part practical value because cartridge replacements work best when they match the intended filter housing and service application closely

CMP Halo 200 Jet Internal [2" FD Dir] [SS/Grph Gray] (29520-611-500) dowcorning Material choice can matter whenThe CMP Halo 200 jet internal is designed for compatible Halo 200 spa jet applications where a 2 inch face diameter directional internal needs replacement. A jet internal is useful because it helps shape and direct the water stream through the jet face, supporting the intended directional massage effect and overall performance. This replacement is especially useful when the original internal is cracked, worn, clogged, or no longer directing flow