Filters, Replacement Cartridges
Replace dirty or worn hot tub filter cartridges to maintain clean, healthy spa water. Regular filter replacement is essential for water clarity and protecting your spa equipment. Our filter cartridges match OEM specifications for proper fit and filtration performance. We offer competitive international shipping rates to buyers worldwide.
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Master Spa & Down East Filter Cartridge 7 3/8" x 8" Wide 4" Hole 2004+
HTPOFAmerica
MSRP: $58.99$47.99Replacement Filter Cartridge for Master Spa and Down East hot tubs manufactured 2004 and newer. This cartridge measures 7 3/8 inches in length by 8 inches in width. The top opening diameter is 4 inches while the bottom opening measures approximately 5...MSRP: $58.99$47.99 -
Filter, Cartridge, 25sqft, 2-3/8"ot, 2-3/8"ob, 5", 13-5/16" 4oz
Horizon Series by Filbur
MSRP: $45.26$34.99MSRP: $45.26$34.99 -
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_LG__84497__76235.1630821061.jpg?c=2 "Filter, Cartridge, 17-3/4\" x 5-5/16\", 2-1/8\" top, 2-1/8\" bottom, 80sqft,")
Spa Filter Cartridge 80sqft - 17-3/4" x 5-5/16" - 2-1/8" Openings - FC-2972, C-5397, PLBS100
HTPOFAmerica
MSRP: $88.99$67.99This replacement spa filter cartridge delivers 80 square feet of filtration surface area with precise dimensions for optimal performance. The cartridge measures 17 3/4 inches in length and 5 5/16 inches in diameter, featuring open-style top and bottom...MSRP: $88.99$67.99 -
MSRP: $106.49$79.99 -
Filter, Cartridge, 50sqft, ht, 2-11/16"ob, 7", 10-3/4" 3oz
Horizon Series by Filbur
MSRP: $83.71$64.99MSRP: $83.71$64.99 -
Filter, Cartridge, 60sqft, rem cap ot, 2"SAE b, 6-5/8", 15-1/2" 3oz
Horizon Series by Filbur
MSRP: $89.89$69.99MSRP: $89.89$69.99 -
Artesian Resort Series 50sqft Spa Filter Cartridge - 2" MPT, 6-3/4" x 8" with Handle
HTPOFAmerica
MSRP: $70.51$54.99This replacement cartridge is designed for Artesian Resort Series hot tubs, delivering 50 square feet of filtration surface area to keep your spa water crystal clear.Important: The smaller center filter positioned between these cartridges is available...MSRP: $70.51$54.99 -
Filter, Cartridge, 30sqft, 1-1/4" Female SAE Thread, 4-3/4" Wide, 11-3/8" Tall
HTPOFAmerica
MSRP: $48.99$41.99Filter, Cartridge, 30sqft, 1-1/4" Female SAE Thread, 4-3/4" Wide, 11-3/8" Tall Bottom Physical Dimension 1-1/4" Bottom Style Female SAE Thread Diameter 4-3/4" Length 11-3/8" Media Type 3oz Square Footage 30...MSRP: $48.99$41.99 -
Oval Filter, Core and Standpipe with Valve, Fits Dream Maker Spas
HTPOFAmerica
MSRP: $49.99$34.99This Filter Core and Standpipe with Valve is made specifically for Oval Shaped Filter Cartridge that is 6-1/4" Outside Diameter on the Widest Part of the Oval x 9-3/4" in Length.MSRP: $49.99$34.99 -
Filter, Cartridge, 50sqft, 2"female SAE Thread, 4-15/16", 13-1/2", Fits Some Dynasty Bahama Tubs
HTPOFAmerica
MSRP: $84.99$64.99This filter is 13 1/2" X 4 15/16" and has a female SAE Large Thick Thread that is 2" which would really measure about 2 1/4-2 3/8" ID. This filter is found in Dynasty Bahama Tubs and others. Note: The version of this filter can vary but they are all the...MSRP: $84.99$64.99 -
Replacement Skimmer Filter Basket for Older Cal Spa Models - Top Mount Design
HTPOFAmerica
MSRP: $48.99$27.99This skimmer filter basket is designed as a replacement component for earlier generation Cal Spa hot tubs equipped with top mount skimmer systems.Basket TypeSkimmerApplication ManufacturerWaterwayApplication ModelTop Mount SkimmerBasket Height5-5/8"MSRP: $48.99$27.99 -
45 Square Foot Spa Filter Cartridge - 4-15/16" x 14-7/8" with 2-1/8" Open Holes
HTPOFAmerica
MSRP: $59.99$47.99This replacement spa filter cartridge provides 45 square feet of filtration area and measures 4-15/16" in diameter by 14-7/8" in height. Both the top and bottom feature open-style 2-1/8" openings for secure installation and optimal water flow.Designed as...MSRP: $59.99$47.99