Unicel C-6430 Spa Filter

The Unicel C-6430 hot tub filter is used in Hot Springs spas, Watkins Mfg. spas, Tiger River and other hot tub brands.

Equivalent filter models:  Filbur FC-3915 and Pleatco PWK30


  • Length: 10 1/2″
  • Diameter/Width: 6″
  • Top Hole: 1 15/16″
  • Bottom Hole: 1 15/16″

Filter Capacity:  30 sq.ft.

See the Filbur FC-3915 30 sq. f.t filter compatible with Unicel C-6430 and Pleatco PWK30.

Buy Pool Filter Replaces Unicel C-6430, Pleatco PWK30, Filbur FC-3915 Filter Cartridge for Swimming Pool and Spa.

This filter type is also referred to by OEM part numbers C6430, 31489 and 06-10134 and is used in Hot Springs Spas by Watkins.  Hydropool Canada also uses these filters in some models.