Pentair Spa/Pool Filter Cartridge Inner/Outer Pack (170147) suctions The M7 platform also adds

The M7 platform also adds practical value by aligning the heater with a system style many compatible Balboa spas already use

Replacement board for compatible Jacuzzi R327/R641 ME Serial Deluxe systems

improve filtration consistency

Helps restore proper positioning and structural support

This light grey wall fitting provides reliable connection flexibility while maintaining consistent water flow performance

Pentair Spa/Pool Filter Cartridge Inner/Outer Pack (170147) suctions The M7 platform also addsThe Pentair 170147 filter cartridge inner and outer pack is designed for compatible spa and pool filter applications where a matched cartridge set is needed. A paired cartridge arrangement like this is useful because it refreshes both the inner and outer filtering elements together, helping restore the filter assembly more completely than replacing only one piece. This style of replacement is often chosen when the existing cartridges are worn,