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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
10 sq ft Spa Filter Cartridge - 4" H x 4-1/4" Dia, Dual 1-15/16" Openings, Skim Filter Replacement
Horizon Series by Filbur
MSRP: $22.99$18.99Premium replacement cartridge filter delivering 10 square feet of filtration surface area for superior spa water clarity. This compact filter measures 4 inches in height with a 4-1/4 inch outer...MSRP: $22.99$18.99 -
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 -
30 sq ft Hot Spring Spa Filter Cartridge 6" x 10-1/2" | FC-3915 C-6430 PWK30 | 1 15/16" Openings
Horizon Series by Filbur
MSRP: $44.99$34.99Independent Supplier & Replacement Part Notice We areMSRP: $44.99$34.99 -
25sqft Spa Filter Cartridge 13-5/16" x 4-15/16" (2) 2 1/8" Openings FC-2375 PRB-25-IN C-4326
Hot Tub Parts or America
MSRP: $48.99$37.99Independent Supplier & Replacement Part Notice We areMSRP: $48.99$37.99 -
40 sq ft Spa Filter Cartridge 6" x 8 1/4" with 1-1/2" SAE Thread - Front Load Housing Compatible
HTPOFAmerica
MSRP: $59.99$44.99Premium 40 square foot replacement filter cartridge designed for front-loading spa filter housings. Measures 8 1/4" in length with a 6" outside diameter. Features a 1 1/2" SAE threaded fitting at the...MSRP: $59.99$44.99 -
50sqft Spa Filter Cartridge 13-5/16"x4-15/16" 2-1/8" Openings FC-2390 C-4950 PRB50-IN Universal Fit
HTPOFAmerica
MSRP: $53.40$41.99Independent Supplier & Replacement Part Notice We areMSRP: $53.40$41.99 -
Microban Filter Cartridge for Somerset Teleweir Eco Pur - 6 5/8" x 5" - Down East, Clarity Spa Compatible
HTPOFAmerica
MSRP: $59.99$49.99Premium Microban-equipped replacement filter designed for Somerset Teleweir Eco Pur filtration systems. Precisely engineered at 6 5/8" in height and 5" in diameter, featuring 1 1/2" SAE Female...MSRP: $59.99$49.99 -
Dream Maker Spa Filter Cartridge 27 sqft Oval 9-3/4" x 6-1/4" 3" Round & 4 1/8" Oval Opening
HTPOFAmerica
MSRP: $49.99$44.99Designed exclusively for Dream Maker Hot Tub models, this 27 Square Foot Oval Filter Cartridge measures 9-3/4" in Length by 6-1/4" Outside Diameter at the Widest Point of the Oval. The top features...MSRP: $49.99$44.99 -
100sqft Spa Filter Cartridge for Coast Spas - 21-5/16" x 5-5/16" - 2-1/8" Open Holes Top/Bottom
HTPOFAmerica
MSRP: $112.99$81.99Premium 100 square foot replacement filter cartridge engineered specifically for Coast Hot Tubs. This high-capacity filtration element measures 21-5/16 inches in height by 5-5/16 inches in diameter,...MSRP: $112.99$81.99 -
70sqft Cartridge Filter for Master Spa 1998-2000 | 8" x 9 1/4" with 2"MPT Threading
HTPOFAmerica
MSRP: $117.99$98.99Global offers this replacement cartridge filter designed for pre-2002 Master Spa models from 1998, 1999, and 2000 with 70 square feet of filtration area. This genuine replacement measures 8 inches in...MSRP: $117.99$98.99