Most Popular Filter Cartridges
Replace dirty or worn Top Brand hot tub filter cartridges to maintain clean, healthy spa water. Regular filter replacement is essential for water clarity and protecting your spa equipment. Our Top Brand filter cartridges match OEM specifications for proper fit and filtration performance. We offer competitive international shipping rates to buyers worldwide.
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Artesian Resort Series 50sqft Replacement Filter - 2" MPT, 6-3/4" x 8" with Handle
HTPOFAmerica
$67.99This replacement filter cartridge is designed specifically for Artesian Resort Series spas, featuring 50 square feet of filtration area, 2" male pipe thread connection, 6-3/4" diameter, and 8" height...$67.99 -
32 sq ft Spa Cartridge Filter - 8" Length x 7" Diameter, 2" MPT Threading
HTPOFAmerica
MSRP: $57.99$47.99Global offers this high-performance 32 Square Foot Cartridge Filter with 8" x 7" dimensions and 2" MPT connection for hot tub and spa filtration systems.Measuring 8 inches in length by 7 inches in...MSRP: $57.99$47.99 -
LA Spa Filter Cartridge 47sqft 9"x6" 1.5" MPT FC-0315 6CH-47 PTL47W Replacement
Horizon Series by Filbur
MSRP: $57.34$44.99Premium replacement filter cartridge designed for LA Spas, Advanced Spas, and compatible hot tub models. Measures 9" in height by 6" in diameter with integrated handle top for easy removal. Bottom...MSRP: $57.34$44.99 -
Eco-Pur Anti-Microbial Filter Cartridge 10sqft | Master Spa Down East | 7-1/8" x 3-7/8" x 2-1/8" Hole
HTPOFAmerica
MSRP: $49.99$39.99This is an anti-microbial replacement cartridge designed for Eco-Pur filtration systems in Master Spas and Down East Spas manufactured from 2002 onward. This 10 square foot filter cartridge measures...MSRP: $49.99$39.99 -
75 sq ft Replacement Filter for Dimension One Spas - Butterfly Twist Lock - 7-1/8" x 10-1/2"
HTPOFAmerica
MSRP: $84.99$74.99Replacement cartridge filter engineered for Dimension One and At Home Hot Tubs manufactured after 2000. This 75 square foot filtration cartridge measures 10-1/2" in length by 7-1/8" in diameter and...MSRP: $84.99$74.99 -
Jacuzzi Premium J-300 J-400 Filter 15-1/2" x 6-5/8" 2"SAE Thread FC-2800 6CH-960 6540-476
Horizon Series by Filbur
MSRP: $81.86$63.99Genuine replacement filter cartridge designed for Jacuzzi Premium Hot Tub J-300 and J-400 Series models. This cartridge measures 15 1/2" in length and 6 5/8" in diameter, equipped with a 2" SAE...MSRP: $81.86$63.99 -
50 sq ft Spa Filter Cartridge - 13-1/2" x 4-15/16" - 2" Female SAE Thread - Four Winds, Barefoot Compatible
HTPOFAmerica
MSRP: $84.99$64.99Replacement cartridge filter measuring 13-1/2" in length by 4-15/16" in diameter, featuring a 2" female SAE large thick thread connection (actual inner diameter measures approximately 2-1/4" to...MSRP: $84.99$64.99 -
50sqft Spa Filter Cartridge for Dynasty & Garden Leisure - 5-5/16" x 10-1/8" with 2-1/8" Openings
HTPOFAmerica
MSRP: $47.46$36.99Premium replacement filter cartridge designed for Dynasty Spas, Garden Leisure, and multiple spa brands. This 50 square foot filtration cartridge measures 5-5/16" in diameter by 10-1/8" in length,...MSRP: $47.46$36.99 -
Sundance Spa Filter Cartridge 19" x 8.5", 125sqft, FC-2780, PSD125-2000, 6540-488, C-8326 Replacement
Horizon Series by Filbur
MSRP: $144.34$112.99Replacement filter cartridge designed specifically for Sundance spa systems, measuring 19 inches in length by 8.5 inches in diameter. This 125 square foot filtration cartridge features a 2.5-inch...MSRP: $144.34$112.99 -
Jacuzzi Whirlpool Spa Filter 9 3/4" x 4 5/8" 25sqft FC-0131 4CH-24 PGS25P4 Gatsby Blue Ridge Echo
HTPOFAmerica
MSRP: $45.99$38.99Replacement spa filter cartridge measuring 9 3/4" in length by 4 5/8" in diameter, featuring a closed top with handle and a 1 1/2" mpt thin threaded nipple (approximately 1 13/16" across threads on...MSRP: $45.99$38.99 -
50sqft Spa Filter for Cal Spa & Marquis 12-1/2"x5-3/16" 2"MPT 5CH-352 5CH-502 FC-0195 PPM50
Horizon Series by Filbur
MSRP: $59.99$44.99This replacement filter cartridge is designed for select newer Cal Spa and Marquis Spas models. The cartridge measures 12-1/2" in height by 5-3/16" in diameter and features 2" Male Pipe Thread (MPT)...MSRP: $59.99$44.99 -
35 sq ft Spa Filter Cartridge 9-1/4" x 4-15/16" | 2-1/8" Openings | C-4335 FC-2385 PRB-35-IN
HTPOFAmerica
MSRP: $48.99$38.99This 35 square foot replacement filter cartridge measures 9-1/4" in length with a 4-15/16" outside diameter. Both top and bottom feature open-style 2-1/8" openings for optimal water flow through your...MSRP: $48.99$38.99