Filters & Filter Housings and Related Parts
Shop complete hot tub and spa filter housings in our selection of top-mount, side-mount, and in-line configurations. A quality filter housing is essential for effective water filtration and easy cartridge access. Compatible with standard filter cartridges from Cal Spa, Sundance, Jacuzzi®, and other major brands. We offer competitive international shipping rates to buyers worldwide.
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Filter, Cartridge, 30sqft, 1-15/16"ot, 1-15/16"ob, 6",10-1/2" 3oz MB
Horizon Series by Filbur
MSRP: $50.43$39.99MSRP: $50.43$39.99 -
Filter, Cartridge, 25sqft, ht, 1-1/2"mpt b, 4-5/8", 6-3/4" 3oz
Horizon Series by Filbur
MSRP: $39.77$30.99MSRP: $39.77$30.99 -
Waterway Spa Skim Filter Weir Foam Replacement - 5.5" x 2.35" x .85"
HTPOFAmerica
MSRP: $12.99$8.99Waterway Spa Skim Filter Weir Foam Replacement - 5.5" x 2.35" x .85"This genuine weir foam component is engineered specifically for Waterway Spa Skim Filter systems. Measuring 5.5" x 2.35" x .85", this buoyant foam pad creates an effective floating...MSRP: $12.99$8.99 -
Rainbow/Pentair Pressurized Filter Cover w/ Bromine Feeder for Dynamic RTL Series
Rainbow/Pentair
MSRP: $159.99$129.99Replacement pressurized filter housing cover designed for Rainbow Dynamic RTL series filtration systems, featuring an integrated bromine feeder tube for continuous sanitizer delivery. This complete lid assembly includes both the O-Ring seal and...MSRP: $159.99$129.99 -
Filter, Cartridge, 15sqft, 1-7/8"ot, 1-7/8"ob, 5-3/4", 10" 3oz
Horizon Series by Filbur
MSRP: $30.91$24.99MSRP: $30.91$24.99 -
Filter, Cartridge, 40sqft, ht, 1-3/4"male slip b, 6", 8-1/4" 3oz
Horizon Series by Filbur
MSRP: $60.29$46.99MSRP: $60.29$46.99 -
50 Sq Ft Spa Filter Cartridge - String Height, 2-1/8" Opening, 5-11/16" x 10-3/8", 3oz
Horizon Series by Filbur
MSRP: $63.77$49.99This 50 square foot replacement filter cartridge is designed for front-loading skim filter systems. Features string wound height construction with a 2-1/8 inch open bottom diameter, 5-11/16 inch width, and 10-3/8 inch overall length. Built with 3 ounce...MSRP: $63.77$49.99 -
Pentair Rainbow RTL-25 Top Load Cartridge Filter 1-1/2" Slip | Model R172502 | 25 sq ft
HTPOFAmerica
MSRP: $237.80$194.99The Rainbow RTL-25 cartridge filter (model R172502) features a 1-1/2" slip connection and top-loading design for portable spa installations. This unit mounts within a recessed niche, positioning the main filter body beneath the spa shell while providing...MSRP: $237.80$194.99 -
Filter, Cartridge, 50sqft, ht, 1.5" mpt b , 7", 14-3/4" 3oz
Horizon Series by Filbur
MSRP: $74.51$57.99MSRP: $74.51$57.99 -
Replacement Hot Tub Filter Cartridge - 25sqft, 1.9"ob, 4-5/8", 9-3/4", 3oz
Horizon Series by Filbur
MSRP: $42.74$33.99This 25 square foot hot tub filter cartridge delivers reliable filtration performance for your spa system. Designed with precise dimensions: 1.9 inch open bottom diameter, 4-5/8 inch outer diameter, 9-3/4 inch length, and 3oz filter media weight...MSRP: $42.74$33.99 -
JWB Front Load Skim Filter Replacement Skimmer Body
Jacuzzi Whirlpool Bath
MSRP: $150.69$117.20This skimmer body serves as the replacement component designed specifically for JWB front-loading skim filter systems. Essential for maintaining proper filtration and water circulation in your spa or hot tub setup.MSRP: $150.69$117.20 -
Filter, Cartridge, 40sqft, 1-3/4"ot, 1-1/2"SAE b, 6", 8-1/4" 3oz
Horizon Series by Filbur
MSRP: $60.29$46.99MSRP: $60.29$46.99