Hot Tub Filters - Unicel Filter Cartridges

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FILTER CARTRIDGE 15 SQ FT, 1.5"SAE BTM THRD, BAR HNDL # 817-0020

Designed for effective filtration, this compact cartridge is perfect for smaller spa applications. Its bottom thread design and sturdy handle facilitate easy handling and installation.
$32.00

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FILTER CARTRIDGE 48 SQ FTx 7in ODx 19-5/8in Hx 69mm

Enjoy cleaner spa water with this compact filter cartridge. Efficiently captures debris while enhancing water flow for a refreshing soak.
$19.04

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FILTER CARTRIDGE 46 SQ FTx 10-1/16in ODx 8-9/16in Hx 156mm

Achieve crystal-clear water in your spa or pool with this high-performance 46 sq. ft. filter cartridge. Its specific dimensions ensure reliable operation and compatibility with standard systems.
$17.64

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FILTER CARTRIDGE 28 SQ FTx 6in ODx 10-1/2in Hx 50mm

Experience clearer spa water with this compact filter cartridge. Its efficient design captures debris while providing smooth water flow.
$10.60

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FILTER CARTRIDGE 20 SQ FTx 4-5/8in ODx 9-3/4in Hx 1 1/2" MPT

Maintain optimal water clarity in your spa with this efficient filter cartridge, designed for effective dirt removal. Its sturdy design guarantees high filtration performance.
$9.90

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Filter Cartridge 75 Sq Ft. 5" ODX 17" H x 1.5" IDX Coarse Thread Female

Replace your filter cartridge with this efficient model, ensuring optimal water clarity for your spa experience.
$35.09

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FILTER CARTRIDGE 23 SQ FTx 5-3/4in ODx 7-1/16in Hx 1 1/2" SAE

Keep your spa water crystal clear with this efficient filter cartridge. Its robust design ensures optimal filtration for the best relaxation experience.
$10.30

Details

#40508UM FILTER CARTRIDGE 50 SQ FTx 5"ODx 13"H x 1.5"ID, FEMALE COARSE THREAD

This filter cartridge delivers effective debris capture and longer-lasting filtration for your spa. Its sturdy design features female coarse threads for easy connection.
$66.36 $82.95
20% OFF!

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FILTER CARTRIDGE 23 SQ FTx 4-15/16in ODx 9-1/4in Hx 54mm

Ensure crystal-clear water with this 23 square foot filter cartridge. Designed to capture debris efficiently, it enhances your spa's filtration system.
$9.06

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FILTER CARTRIDGE 67 SQ FTx 5-5/16in ODx 17-13/16in Hx 54mm

Achieve optimal water clarity in your spa with this filter cartridge. Its efficient design ensures robust filtration for a refreshing soak.
$17.52

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FILTER CARTRIDGE 61 SQ FTx 7-1/8in ODx 10-1/2in Hx 2" twist lock

Keep your spa water pristine with this effective cartridge. Its twist lock design ensures secure placement and reliable filtration.
$19.46

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FILTER CARTRIDGE 34 SQ FTx 6-3/4in ODx 8in Hx 2" MPT

Maintain superior water clarity in your spa with this 34 sq ft filter cartridge. Its efficient design supports effective filtration and easy replacement.
$15.50

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