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Unicel 5CH-45 Hot Tub Filter

Unicel 5CH-45 Replacement Filter for Freeflow Spas

  • $50.95

The Unicel 5CH-45 replacement filter is a compatible replacement for Freeflow Spas filters. With a pleat count of 225, this Unicel filter provides more efficient filtration and better water clarity. Spend less time cleaning and more time enjoying your FreeFlow hot tub.


The C-8465 is compatible with all Freeflow Spas models and filters up to 45 square feet. Made from heavy-duty polyester, Unicel filters are designed to last far longer than cheaper alternatives. All Unicel filter are made in the USA.



  • Freeflow Spas (all models)



  • Diameter: 5-5/16 in
  • Length: 10 in
  • Top end cap: open 2-1/8 in inner diameter
  • Bottom end cap: 1-1/2 in male thread/MPT, 0 in inner diameter
  • Pleat count: 225
  • Filter media: 3 oz reemay 2033
  • Filter area: 45 sq ft.


Product Details

Weight 1.9 lbs
Dimensions 5.25 x 5.25 x 10.5 in
Contents 1 filter
Compatibility Freeflow Spas (all models)