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    Best Seller
    Unicel 5CH25 25 sq. ft. 5.06 x 6 Filter Cartridge for Pool or Spa

    Unicel 5CH25 25 sq. ft. 5.06 x 6 Filter Cartridge for Pool or Spa

    25 Sq.ft. 6 w/ 1-1/2 MPT Filter 5CH-25 Product Specifications: • Application: Maax Spas • Bottom Physical Dimension: 1-1/2 • Bottom Style: Male Pipe Thread (mpt) • Diameter: 5-5/8 • Length: 6 • Media Type: 3oz • Square Footage: 25 sq ft... more

    $47.40

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    Unicel C-6617 Filter Cartridge 3 OB & OT 23 sq. ft. 6.5 Dia 17 Long 4oz

    Unicel C-6617 Filter Cartridge 3 OB & OT 23 sq. ft. 6.5 Dia 17 Long 4oz

    Unicel C-6617 Filter Cartridge 3 OB & OT 23 sq. ft. 6.5 Dia 17 Long 4oz more

    $55.51 $48.36

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    Best Seller
    Unicel C-9405 Clean & Clear Predator 50 Sq Ft Filter Cartridge (6 Pack)

    Unicel C-9405 Clean & Clear Predator 50 Sq Ft Filter Cartridge (6 Pack)

    Shake off the summer heat in a cool pool. Make a splash in the cleanest swimming pool in the neighborhood with the 6 pack of Unicel C-9405 Replacement Filter Cartridges. Featuring 50 square feet of 4-ounce basis weight media made of 100-percent... more

    $383.99

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    Unicel 4CH-24 Replacement 25 Sq Ft Filter Cartridge for Spa Hot Tub, 173 Pleats - 1.6

    Unicel 4CH-24 Replacement 25 Sq Ft Filter Cartridge for Spa Hot Tub, 173 Pleats - 1.6

    The Unicel Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $33.49

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    Unicel 5CH-402 40 Sq Ft Swimming Pool & Spa Replacement Filter Cartridge, 6 Pack - 1

    Unicel 5CH-402 40 Sq Ft Swimming Pool & Spa Replacement Filter Cartridge, 6 Pack - 1

    Count on this 6-pack of Unicel Swimming Pool Cartridge Filters to keep your pool maintenance easy and breezy while keeping your pool clean and clear. more

    $199.99

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    Unicel 7CH-322 Replacement Spa Filter Cartridge 32 Sq Ft Pleatco PAS352 (6 Pack) - 1

    Unicel 7CH-322 Replacement Spa Filter Cartridge 32 Sq Ft Pleatco PAS352 (6 Pack) - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $222.99

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    Unicel C-9405 Clean & Clear Predator 50 Sq Ft Cartridge Filters, Polyester | 8.6 H x 10 W x 10 D in | Wayfair 6 x C9405

    Unicel C-9405 Clean & Clear Predator 50 Sq Ft Cartridge Filters, Polyester | 8.6 H x 10 W x 10 D in | Wayfair 6 x C9405

    This package includes 6 filter cartridges. The Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. filters are made in the USA for... more

    $579.99 $384.99

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    Unicel C-8399 Replacement Cartridge Filter 100 Sq Ft Caldera Spas (6 Pack), Polyester | 16.5 H x 8 W x 8 D in | Wayfair 6 x C8399

    Unicel C-8399 Replacement Cartridge Filter 100 Sq Ft Caldera Spas (6 Pack), Polyester | 16.5 H x 8 W x 8 D in | Wayfair 6 x C8399

    The Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. filters are made in the USA for the highest possible quality, allowing you... more

    $619.99 $366.99

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    Unicel Marquis Spa Cartridge Replacement Filter | 12.5 H x 5 W x 5 D in | Wayfair 4 x 5CH502

    Unicel Marquis Spa Cartridge Replacement Filter | 12.5 H x 5 W x 5 D in | Wayfair 4 x 5CH502

    We are an authorized Unicel dealer! 50 Sq Ft Length: 12 1/2" Outside Diameter: 5 3/16" Top Hole: Bar Handle Bottom Hole: 2" Male Thread/MPT Works in Marquis spas 20041 and 370 0237MADE IN THE USA! Unicel replacement filter grids are recognized as the... more

    $259.99 $158.71

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    Unicel FS2004 48 Sq. Ft. Complete DE Filter Grid Set (7 full 1 partial)

    Unicel FS2004 48 Sq. Ft. Complete DE Filter Grid Set (7 full 1 partial)

    Your home spa is supposed to swaddle you in total comfort. However it’s hard to get into zen-mode when the filter doesn’t keep your personal paradise crystal clear. The Unicel Replacement D.E. Filter Cartridge is the ultimate tool to take its... more

    $189.24

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    Replacement Unicel 8-1/2 sq. ft. Rainbow-Chloro Filter Cartridge C2303

    Replacement Unicel 8-1/2 sq. ft. Rainbow-Chloro Filter Cartridge C2303

    Maintain sparkling clean and beautifully clear water with the replacement Unicel Filter. Made with spunbonded 100% polyester material this Unicel Filter is durable and effective in capturing the smallest of debris. With replacement cartridges available... more

    $26.61

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    Unicel Filter Cartridges 8CH951 40 Sq. ft. Bullfrog Spa Replacement

    Unicel Filter Cartridges 8CH951 40 Sq. ft. Bullfrog Spa Replacement

    This 50 sq. ft. 8 OD Pool or Spa Filter has a Semi-Circular Handle Top a 2 SAE Thread Bottom and is 6 long. It is crafted of the highest quality materials; and engineered to be superior. With the highest quality fabric that removes unwanted bacteria... more

    $54.62 $51.81

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    Unicel Filter Cartridges Filter Cartridges 40 Sq. ft.

    Unicel Filter Cartridges Filter Cartridges 40 Sq. ft.

    This pool or spa filter cartridge has a semi-circular handle top 2 SAE thread bottom and is 6 long. Crafted with the highest quality materials it removes unwanted bacteria and contaminants to keep your water crystal clean. Our replacement filter... more

    $50.78

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    Unicel Replacement Filter Cartridge for 15 sq ft. Icon Spas

    Unicel Replacement Filter Cartridge for 15 sq ft. Icon Spas

    We strive to provide new innovative products to meet the need of the rapidly changing world we live in. Our goal is to provide products made with the finest material and consistent and high quality processes.Specifications Size: 15 sq ft. Length: 7-1/8... more

    $29.08

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    Unicel Filter Cartridges C4950AM 50 sq ft. Unicel Rainbow In-Line Filter Cartridge

    Unicel Filter Cartridges C4950AM 50 sq ft. Unicel Rainbow In-Line Filter Cartridge

    Unicel Rainbow In-Line Filter Cartridge The Unicel C-4950 is a 50 sq. ft. Replacement Filter Cartridge suitable to replace Rainbow Waterway Plastics or Molded Products model filters.Specifications Size: 50 sq ft. Length: 13-5/16 Top End Cap Size: 2-1/8... more

    $40.66

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    UNICEL PG1903 Replacement Filter Grid American Pac-Fab Hayward Astral Waterway

    UNICEL PG1903 Replacement Filter Grid American Pac-Fab Hayward Astral Waterway

    Replacement for: American Pac-Fab Hayward Astral Waterway - 18 long - 9-3/4 wide - 36 sq. ft. Note: Collar has open slot (2 notches). Length is measured from one end of the grid to the other (collar not included). Top quality dependable and durable;... more

    $37.60 $28.19

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    Unicel C-7488 Swimming Pool 106 Sq. Ft. Replacement Filter Cartridge - 6.15

    Unicel C-7488 Swimming Pool 106 Sq. Ft. Replacement Filter Cartridge - 6.15

    A backyard pool or hot tub can add an element of luxury to your home and offer a private place to relax away from the stressful things in life. But pulling off the cover and seeing dirty water can quickly turn your calm headspace into another headache. more

    $87.99

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    Unicel C-8316 Replacement Cartridge Filter 150 Sq Ft Hayward XStream CC1500RE - 7.6

    Unicel C-8316 Replacement Cartridge Filter 150 Sq Ft Hayward XStream CC1500RE - 7.6

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $102.99

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    Unicel C-9405 Clean & Clear Predator 50 Sq Ft Filter Cartridge (6 Pack) - 2.38

    Unicel C-9405 Clean & Clear Predator 50 Sq Ft Filter Cartridge (6 Pack) - 2.38

    This package includes 6 filter cartridges. The Unicel Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $429.99

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    Unicel C-8413 125 Sq. Ft. Swimming Pool and Spa Replacement Filter Cartridge - 7.6

    Unicel C-8413 125 Sq. Ft. Swimming Pool and Spa Replacement Filter Cartridge - 7.6

    Replacing your pool filter is pivotal for maintaining a debris-free pool throughout the season. This Unicel C-8413 Pleated Pool Spa Replacement Cartridge Filter is designed to last with 148 pleats to improve filtering capacity. more

    $106.99

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    Unicel C-7494 131 Sq. Ft. Swimming Pool and Spa Replacement Filter Cartridge - 6.35

    Unicel C-7494 131 Sq. Ft. Swimming Pool and Spa Replacement Filter Cartridge - 6.35

    Your home pool or spa is supposed to swaddle you in total comfort. However, it's hard to get into zen-mode when the filter doesn't keep your personal paradise crystal-clear. more

    $96.99

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    Unicel C-4950 Hot Tub and Spa 50 Sq. Ft. Replacement Filter Cartridge (6 Pack) - 3

    Unicel C-4950 Hot Tub and Spa 50 Sq. Ft. Replacement Filter Cartridge (6 Pack) - 3

    The Unicel Filter Cartridge may be used for home or business pools, hot tubs, and spas. This cartridge has a 50-square-foot filter area and a high pleat count which ramps up the filtering capacity. more

    $192.99

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    4) New Unicel 4CH-949 Pool Spa Waterway Replacement Filter Cartridges 50 Sq Ft - 5.6

    4) New Unicel 4CH-949 Pool Spa Waterway Replacement Filter Cartridges 50 Sq Ft - 5.6

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $144.99

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    Unicel 5CH-352 Marquis Spa Replacement Filter Cartridge 35 Sq Ft FC0196 (6 Pack) - 0.2

    Unicel 5CH-352 Marquis Spa Replacement Filter Cartridge 35 Sq Ft FC0196 (6 Pack) - 0.2

    The Unicel Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. This package includes 6 filters. more

    $160.99

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    4) Unicel 5CH-402 Del Sol Spas Replacement Filter Cartridges 40 Sq Ft FC-2811 - 2.6

    4) Unicel 5CH-402 Del Sol Spas Replacement Filter Cartridges 40 Sq Ft FC-2811 - 2.6

    The Unicel Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $130.99

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    Unicel C-8399 Replacement Cartridge Filter 100 Sq Ft Caldera Spas (6 Pack)

    Unicel C-8399 Replacement Cartridge Filter 100 Sq Ft Caldera Spas (6 Pack)

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $402.99

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    Unicel C-8326 Pool Replacement Cartridge Filter 125 Sq Ft Sundance Spas FC-2780 - 6.4

    Unicel C-8326 Pool Replacement Cartridge Filter 125 Sq Ft Sundance Spas FC-2780 - 6.4

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $92.99

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    4) Unicel C-7499 Spa Replacement Cartridge Filters 100 Sq Ft American Premier - 1

    4) Unicel C-7499 Spa Replacement Cartridge Filters 100 Sq Ft American Premier - 1

    Industry's most complete line of replacement filter elements Compatible with: Pentair Pool Prod, Pentair Pool Prod American Products Replacements (57014400), Premier Springwater (27 084) Sharp pleat folds maximize spacing between pleats Tough urethane… more

    $347.99

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    2) Unicel C-7499 Spa Replacement Cartridge Filters 100 Sq Ft American Premier - 1

    2) Unicel C-7499 Spa Replacement Cartridge Filters 100 Sq Ft American Premier - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $177.99

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    Unicel 5CH352 Marquis Spa Replacement Filter Cartridge 35 Sq Ft FC0196 (10 Pack) - 1

    Unicel 5CH352 Marquis Spa Replacement Filter Cartridge 35 Sq Ft FC0196 (10 Pack) - 1

    The Unicel Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. This package includes 10 filters. more

    $279.99

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    4 Unicel C-8316 Replacement Cartridge Filters 150 Sq Ft Hayward XStream CC1500RE - 1

    4 Unicel C-8316 Replacement Cartridge Filters 150 Sq Ft Hayward XStream CC1500RE - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $402.99

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    2) NEW Unicel C-7442 Spa Replacement Cartridge Filters Sq Ft Hayward Easy Clear - 1

    2) NEW Unicel C-7442 Spa Replacement Cartridge Filters Sq Ft Hayward Easy Clear - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $101.99

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    4) NEW Unicel C-7442 Spa Replacement Cartridge Filters Sq Ft Hayward Easy Clear - 1

    4) NEW Unicel C-7442 Spa Replacement Cartridge Filters Sq Ft Hayward Easy Clear - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $193.99

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    4) Unicel C-9410 100 Sq Ft Clean Clear Predator Cartridge Filter R173215 - 1

    4) Unicel C-9410 100 Sq Ft Clean Clear Predator Cartridge Filter R173215 - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $371.99

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    4) Unicel C-9405 Clean Clear Predator 50 Sq Ft Filter Cartridges R173213 - 1

    4) Unicel C-9405 Clean Clear Predator 50 Sq Ft Filter Cartridges R173213 - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $288.99

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    Unicel C4950 Pool/Spa Filter Replace Cartridge C-4950 50 sq ft (10 Pack) - 1

    Unicel C4950 Pool/Spa Filter Replace Cartridge C-4950 50 sq ft (10 Pack) - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $339.99

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    2) Unicel C-9407 Pentair Clean Clear Predator 75 Sq Ft Filter Cartridges R173214 - 1

    2) Unicel C-9407 Pentair Clean Clear Predator 75 Sq Ft Filter Cartridges R173214 - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $178.99

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    2) Unicel C-9405 Pentair Clean Clear Predator 50 Sq Ft Filter Cartridges R173213 - 1

    2) Unicel C-9405 Pentair Clean Clear Predator 50 Sq Ft Filter Cartridges R173213 - 1

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $145.98

    FREE shipping

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    Unicel C-8316 Swimming Pool 150 Sq. Ft. Replacement Filter Cartridge (2 Pack) - 1

    Unicel C-8316 Swimming Pool 150 Sq. Ft. Replacement Filter Cartridge (2 Pack) - 1

    A backyard pool or hot tub can add an element of luxury to your home and offer a private place to relax away from the stressful things in life. But pulling off the cover and seeing dirty water can quickly turn your calm headspace into another headache. more

    $204.99

    FREE shipping

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    Unicel 5CH-352 Marquis Spa Replacement Filter Cartridge 35 Sq Ft FC-0196 PPM35SC - 1.58

    Unicel 5CH-352 Marquis Spa Replacement Filter Cartridge 35 Sq Ft FC-0196 PPM35SC - 1.58

    The **Unicel** Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. more

    $37.99

    FREE shipping

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    More information about Swimming Pools & Spas

    Best prices on 1 6 sq ft pine, Unicel in Swimming Pools & Spas online. Visit Bizrate to find the best deals on top brands. Read reviews on Sports Equipment & Outdoor Gear merchants and buy with confidence.