Thermospa Filters Canada

Get replacement cartridge filters for your Thermospa hot tub in Canada.

Popular Thermo Spas filters include:

  • 10 sq. ft. filter  PWW10, C-4310 and FC-3077 measuring 4″ long x 4 1/4″ diameter and center hole 2 1/16″ top and bottom.
  • 20 sq. ft. filter 6ch-25 which is compatible with PTL20W-SV-P-4, 6CH-25 and FC-0305. This filter measures 5 1/2″ long x 6.0″ outer diameter with a top handle and a bottom
  • 25 sq. ft. filter  PRB25-IN, C-4326 and FC-2375 measuring 13 5/16″ long x 5″ diameter with top and bottom holes at 2 1/8″ inner diameter threaded
  • 25 sq.ft. compatible filter to C-4405, PRB25SF-PAIR, FC-2387 with 6 5/8″ length and 5″ outer diameter and center hole measuring 2 1/8″ wide.connector that is 1 1/2″ MPT.
  • 35 sq. ft. filter PRB35‐IN, C‐4335, FC‐2385 measuring 9 1/4″ long x 5″ in diameter and center hole top and bottom measuring 2 1/8″ inner diameter.
  • 35 sq. ft. filter spa filter  C-4401, PRB17.5-S, FC-2386 measuring 4 15/16″ long x 4 5/8″ diameter with center hole 2 1/8″ wide.
  • 40 sq. ft. filter  PWW50P3, 6CH-940, FC-0359 measuring 7 5/8″ long x 6.0″ diameter with a top handle and bottom 1 1/2″ SAE connector.
  • 95 sq. ft. filter PCAL100, C-4995, FC-2940, measuring 23 5/8″ long x 5″ diameter with top and bottom holes measuring 2 1/8″ inner diameter.