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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30 sq ft Spa Filter Cartridge 11-1/4" x 4-15/16" Female SAE Thread - Four Winds Compatible Short Model
HTPOFAmerica
MSRP: $89.99$69.99Replacement cartridge filter measuring 11-1/4" in length by 4-15/16" in diameter, engineered with a female SAE large thick thread connection at 2" (actual inner diameter approximately 2-1/4" to...MSRP: $89.99$69.99 -
Filter, Cartridge, 100sqft, ht, 3-1/2"ob, 8", 16-1/2" 3oz
Horizon Series by Filbur
MSRP: $131.83$99.99MSRP: $131.83$99.99 -
Filter, Cartridge, 35sqft, ht, 2"mpt b, 7", 7-9/16" 3oz
Horizon Series by Filbur
MSRP: $57.57$44.99MSRP: $57.57$44.99 -
50 Sq Ft Spa Filter Cartridge Pair - 2-1/8" Open Ends, 4-15/16" Dia, 6-5/8" Length, 3oz Media
HTPOFAmerica
MSRP: $72.09$54.99Premium replacement cartridge filter pair designed for optimal hot tub water filtration. Each cartridge in this two-pack features 50 square feet of 3-ounce filtration media for superior debris...MSRP: $72.09$54.99 -
75 sq ft Spa Filter Cartridge for Caldera Hot Tubs - 7" x 14-3/4" with 2-11/16" Opening
HTPOFAmerica
MSRP: $94.99$72.99Replacement cartridge filter designed for select Caldera and Watkins Manufacturing hot tub models. This 75 square foot filter measures 7" in diameter by 14-3/4" in length with a 2-11/16" bottom...MSRP: $94.99$72.99 -
Spa Filter Cartridge 40sqft | 2" MPT Bottom | 7" Height 6" Width | 3oz Microban
Horizon
MSRP: $85.74$65.99This premium 40 square foot hot tub filter cartridge delivers superior water filtration performance with built-in antimicrobial Microban technology. Engineered as a reliable generic alternative for...MSRP: $85.74$65.99 -
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...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 -
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...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 -
Gray Floating Weir Filter Assembly - Pentair/Rainbow Replacement Part
HTPOFAmerica
MSRP: $44.99$32.99Genuine Pentair/Rainbow Floating Weir Filter Assembly in GrayThis factory-spec floating filter weir assembly is manufactured by Pentair/Rainbow and features a durable gray finish. Designed as a...MSRP: $44.99$32.99