Collection: Filters
A hot tub filter is the cheapest insurance your spa has. A clogged or collapsed cartridge starves the pump, drops your flow rate, triggers heater faults and leaves the water cloudy no matter how many chemicals you add.
We stock replacement filter cartridges for Master Spas, Artesian, Bullfrog, Aspen and most other major brands. Rinse yours every two to four weeks, deep clean it quarterly and replace it every 12 to 24 months depending on use.
Filters are model-specific — match the part number on your old cartridge, or send us your spa make and model and we will identify the right one.
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Artesian South Seas Filter, Vein Cartridge, 50 SQF
Regular price $103.60 USDRegular priceUnit price / perSale price $103.60 USD -
Master Spa - X251169 - Filter Bulkhead Adapter, Coarse
Regular price $4.00 USDRegular priceUnit price / perSale price $4.00 USD -
Coast Spas Top load (in-line) 135 Filter w/5 Bands
Regular price $89.99 USDRegular priceUnit price / perSale price $89.99 USD -
C-9499 Filter
Regular price $57.61 USDRegular priceUnit price / perSale price $57.61 USD -
50 sqft Drop In Microban Filter
Regular price $89.99 USDRegular priceUnit price / perSale price $89.99 USD -
Pleatco Filter MininClear Portable Pool Filter
Regular price $16.00 USDRegular priceUnit price / perSale price $16.00 USD -
Master Spas Filter Chilly Goat Cold Tub Filter
Regular price $31.00 USDRegular priceUnit price / perSale price $31.00 USD -
Master Spas X268567 2025 Twilight & Legend Outer Filter
Regular price $73.99 USDRegular priceUnit price / perSale price $73.99 USDSold out -
Coast Spas: PRDC550W-AFS Filter
Regular price $159.99 USDRegular priceUnit price / perSale price $159.99 USD