Top 10 303279 Hot Tub Filter – Pool Filter Cartridges

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1. POOLPURE

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Free Flow and Lifesmart Hot Tub Filter, Unicel 5CH-37, SD-01322, PFF42TC-P4, 1 1/2" MPT Thread Fine Thread, 2 Pack, Filbur FC-2402, POOLPURE Replacement for Spa Filter Watkins 303279, 78460

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POOLPURE #ad - Nsf/ansi 50 certified poolpure pool and spa filter is tested and certified by IAPMO against NSF/ANSI 50 Powerful filtration performance innovated "dirt-locking" technology make the fabric traps much more contaminants than regular fabric. Note: all trademark remain the property of their respective holders and are used for compatibility information only.

This filter lasts for 1-2 years when proper maintenance is performed. Poolpure is an independent brand. It is also easy to wash/clean to recondition the filter. Enjoy your unique SPA time. Compatible models length: 9 3/8"; outside diameter: 5 1/4"; top: closed with string handle; bottom: 1 1/2" mpt threaded. Plffc-2402 spa filter compatible watkins 303279, filbur fc-2402, pff42tc-p4, aCT-50SQFLTR, 78460, Unicel 5CH-37, LSX1057.

We are committed to providing the best quality at good price. Enjoy clean leisure time in your spa and hot tub. Long service life unique trilobal filtration fabric structure make it easier to capture large volume of contiminants. Poolpure filter delivers safe and clear purified water to inspire the highest sense of happiness. This filter efficiently removes hair, sand, dust, leaves, sediment, etc.
BrandPOOLPURE #ad
ManufacturerPoolpure #ad
Part NumberPLFFC-2402

2. Smart Spa Supply

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White, Smart Spa Supply 303279 Hot Springs Freeflow Spa Replacement Filter-303279

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Smart Spa Supply #ad - This filter is designed to fit the following spas: free flow emerald 2012, free flow tri star 2009-2015, free flow crossfire 2006-2008, free flow legend 2005-2008, free flow tlx 2005-2008, free flow clx 2005-2008, free flow rlx 2005-2008, free flow passport 2005-2011, free flow monterey 2012-2015, free flow accent 2006-2014, Free Flow Mini 2015, free flow excursion 2007-2015, free flow azure 2009-2015, free flow solstice 2006-2014, free flow cascina 2013-2015, Free Flow SLX 2007-2008.

Choose from our selection of hot tub filters to find the right replacement hot tub filter for your spa - at the right price! Hot spring spa filters are a vital part of any spa system. Hot spring spa supplies carries spa fragrances, thermostats, control systems, filter accessories, pumps, air & water valves, lights, cleaners, and more for virtually every hot spring model.

No matter the model of your spa or hot tub, or when it was made - it's important that you regularly change your filter to prevent dirt and sedement build-up. Part number: 303279. Spa filters regulate the water that enters your spa and keep debris, dirt, and other items from floating into the pipes and damaging the pump and inner workings of your hot tub.
BrandSmart Spa Supply #ad
ManufacturerSmart Spa Supply #ad
Height9.5 Inches
Length5.25 Inches
Weight1.5 Pounds
Width5.25 Inches
Part Number303279
Model303279

3. Clarathon

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Bermuda Spas, 50SF 2-Pack, Clarathon 2 Replacement Filters for Lifesmart, Freeflow, Hydromaster, AquaTerra, Grandmaster, Simplicty

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Clarathon #ad - Diameter: 5-3/8" - 50 square foot filtration media. Pack of 2. Fits lifesmart grandmaster, Hydromaster, Jewel, Simplicity Spas. Top: closed with string pull - Bottom: Threaded. Length from end cap to end cap excluding threaded fitting: 9-5/8". Guaranteed to equal or outperform OEM filters that came with your spa.
BrandClarathon #ad
ManufacturerClarathon #ad
Part NumberACT-50SQF
ModelACT-50SQF

4. Smart Spa Supply

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Smart Spa Supply HSAK-4031-2 2 Pack-Hot Springs Freeflow Spa Replacement Filter-303279, White and Blue

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Smart Spa Supply #ad - 5 1/4" outside diameter x 9 3/8" long with closed top with string handle & 1 1/2" MPT standard threads. 2 pack - part number: 303279. Choose from our selection of hot tub filters to find the right replacement hot tub filter for your spa - at the right price! Hot spring spa filters are a vital part of any spa system.

No matter the model of your spa or hot tub, or when it was made - it's important that you regularly change your filter to prevent build-up. This filter is designed to fit the following spas: free flow emerald 2012, free flow cascina 2013-2015, free flow legend 2005-2008, free flow monterey 2012-2015, free flow rlx 2005-2008, free flow tlx 2005-2008, free flow solstice 2006-2014, free flow accent 2006-2014, free flow mini 2015, free flow passport 2005-2011, free flow clx 2005-2008, free flow azure 2009-2015, free flow excursion 2007-2015, free flow Tri star 2009-2015, free flow crossfire 2006-2008, free flow slx 2007-2008.

Spa filters regulate the water that enters your spa and keep debris, dirt, and other items from floating into the pipes and damaging the pump and inner workings of your hot tub.
BrandSmart Spa Supply #ad
ManufacturerSmart Spa Supply #ad
Height10 Inches
Length5.25 Inches
Weight1.36 Pounds
Width10.5 Inches
Part NumberHSAK-4031-2
ModelHSAK-4031-2

5. Spa & Sauna Parts

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Spa & Sauna Parts Replacement Filter Cartridge for Watkins Freedom, Freeflow, Hydromaster, AquaTerra, Simplicty, Grandmaster, Lifesmart, Bermuda Spas

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Spa & Sauna Parts #ad - Ft. Diameter: 5-3/8" - 40 sq. Replaces watkins #303279, FC-2402. Length from end cap to end cap excluding threaded fitting: 9-5/8". Top: closed with string pull - Bottom: Threaded. Extruded pvc center cores break resistant bands, molded in threads, no loose inserts.
BrandSpa & Sauna Parts #ad
ManufacturerSpa & Sauna Parts #ad

6. Unicel

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Unicel 5CH-37 Replacement 5.3 x 9 Inch Swimming Pool Hot Tub Spa Filter Cartridge for Aquaterra 303279 Spa Filter

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Unicel #ad - Clean and clear: Keep your spa water clean with this replacement filter cartridge. Compatible filters: Replaces the Aquaterra spas 303279 filter cartridge. Filter media: features fine filter media with 221 pleats that can cover up to 37. 5 square feet. Dimensions: measure 5-5/16 inches in diameter and 9 inches tall. End caps: features 1-1/2-inch male thread and MPT end cap and a bar handle top.
BrandUnicel #ad
ManufacturerUnicel #ad
Height0 Inches
Length0 Inches
Width0 Inches
Part Number5CH-37
Model5CH-37

7. Guardian Filtration Products

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2 Pack Pool Spa Filter Replacement for Pleatco PDM25P4 Dream Maker Gatsby SPA, Unicel 4CH-21, Filbur FC-0136 | Double Pack Savings, Guardian Filtration

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Guardian Filtration Products #ad - Handle top 1 1/2'' mpt, Male Fine Pipe threaded. Pa17 pad opt | pa13 | psi18 | ptl18p-4 psn50 w/ pad ad | ptl18 w/ pad | pvt-25n |. Length 8'' diameter 4 5/8''. Replacement for pleatco: ptl18p4-4 | unicel: 4CH-21 | Filbur: FC-0121. 20245-238 | sd-00845 | sd-00821 | sd-00838 | 17-175-1025 | 090164187006 | ptl18p | ptl 18 |.
BrandGuardian Filtration Products #ad
ManufacturerGuardian Filtration Products #ad
Height5 Inches
Length8 Inches
Weight1.6 Pounds
Width8 Inches
Part Number4H8-158-02
Model4H8-158-02

8. Clarathon

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50SF Blue Media Hot Tub Spa Filter, Freeflow, AquaTerra, Grandmaster, Clarathon Replacement for Lifesmart, Hydromaster, Simplicity, Bermuda Spas

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Clarathon #ad - Top: closed with string pull - Bottom: Threaded. Length from end cap to end cap excluding threaded fitting: 9-5/8". Diameter: 5-3/8" - 50 SF blue media. Blue media guaranteed to equal or outperform OEM filters that came with your spa. Fits lifesmart grandmaster, Simplicity, Hydromaster, Jewel, Aquaterra Spas.
BrandClarathon #ad
ManufacturerClarathon #ad
Part NumberACT-50SQF
ModelACT-50SQF

9. Filbur

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Filbur FC-2401 Antimicrobial Replacement Filter Cartridge for Freeflow Legend Pool and Spa Filter

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Filbur #ad - Extruded pvc center cores. High performance pleated polyester media. Break resistant bands. Molded in threads, no loose inserts. Reinforced antimicrobial end caps.
BrandFilbur #ad
ManufacturerFilbur - Distribution #ad
Height11 Inches
Length10 Inches
Weight0.19 Pounds
Width5.25 Inches
Part NumberFC-2401
ModelFC-2401
WarrantyOne year, manufacturing defect only

10. Guardian Filtration Products

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Unicel C-8475, Maax Spas Filter, Guardian Pool Spa Filter Replaces Pleatco PCS75N, Filbur FC-3320 Coleman

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Guardian Filtration Products #ad - Replaces pleatco: pcs75n | unicel: c-8475 | Filbur: FC-3320 Filter area: 75 sq ft filter Material: REEMAY3 oz/yard. Alternative filter names: 100594, 17513, apcc7233, 3301-2262, 17-175-1207, PCS 75N, PCS75-N. Antimicrobil end caps. Length: 13", top opening: 2-1/8", Diameter: 8", Bottom opening: 2".
BrandGuardian Filtration Products #ad
ManufacturerGuardian Filtration Products #ad
Height8 Inches
Length13 Inches
Weight3 Pounds
Width8 Inches
Part Number813-197
Model813-197