Hot Spring Spas Tri-X Filter Cartridge

Hot Spring

Authentic Hot Spring Tri-X Filter

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Key features:

-High performance ceramic-like material
-Can last up to 5 years
-Embossed with 0969601 on the top plastic
-High water flow with long durability
-Can be washed in a dishwasher 

Hot Spring Spas Tri-X Filter Cartridge by Watkins Wellness 

Orginal Hot Springs Tri-X Replacement Filter Cartridge

Experience the future of spa filtration with the Tri-X filter. Our advanced technology, with its depth of filter media, provides unparalleled performance. Say hello to a whole new level of clean!

The Tri-X filter is not only efficient but also incredibly durable. If maintained properly, the Tri-X filter has a life expectancy up to 5 years! 

65 - sq ft. Original manufacturer replacement filter, part number 73178 This filter comes standard on current Hot Spring Spas Grandee, Vista, Envoy, Aria. Fits all Hot Spring Spas starting in 1997 to current even if it originally came with a different filter. Hot Springs Tri-X Filters have P/N 0969601 imprinted on the top of it. The Unique Ceramic design allows it to filter twice as much as a standard paper filter. 

Filter Dimensions

  • Outside Diameter 6"
  • Length 10.5"
  • Top Inside Diameter 2-1/4"
  • Bottom Inside Diameter 2-1/4"


  • High performance ceramic-like material
  • Can last up to 5 years
  • Embossed with 0969601 on the top plastic
  • High water flow with long durability
  • Can be washed in a dishwasher (No detergent or rinse aid can be used, and only use it on the rinse cycle)
Hot Spring


  • 5
    True Hot Spring Filters

    Posted by Fran R on Oct 11th 2022

    These are the real deal. Ceramic tri-x filters. Thanks

  • 5
    Tri-x filters for Hot spring spas

    Posted by Tom on Dec 7th 2021

    Been ordering products for my hot tub from National for years. Always Super fast delivery