Buying a bargain cartridge with flimsy pleats is the quickest way to cripple a salt water system, costing hours of sweaty maintenance and an unexpected algae bloom. Salt chlorine generators demand continuous, steady water circulation to keep producing sanitizer, but low-grade fabric mats down and chokes pump flow in a matter of days. That sudden drop in pressure triggers low-flow salt cell shutoffs, halting chlorine production while the water turns hazy. Instead of relaxing outside, pool owners end up constantly wrestling with heavy tank clamps and hosing off frayed paper pleats just to keep the pump moving.
Keeping the water crystal clear without constant teardowns comes down to picking the right media and fit. The best cartridge filter for salt water pool setups pairs a rigid inner core with heavy-duty trilobal polyester fabric that traps fine debris and rinses clean in minutes with a garden hose. Verifying your housing's exact outer diameter, overall length, and port openings ensures dirty water never bypasses the filter or strains the pump. Take a look below to compare the top replacement cartridges that keep water moving freely and your chlorinator running smoothly all season long.
Choose vvebuy 4TH generation mineral technology doesn't just help protect the investment you've made on your hot tub and spa set up.Mineral ion filter cartridge brings you boost minerals,release Vitamin E ions and VC factor to your spa.It also protecting you and your family from the potentially dang
Key specs
- Intended Application
- Hot tubs and spas
- Stick Dimensions
- 8.67 x 1.1 x 1.1 inches
Pros:
- Compact 8.67-inch mineral stick fits inside compatible Hotspring spa filter cores
- Releases mineral ions, vitamin E, and VC factors to reduce harsh chemical feel
- Offers up to 4 months of mineral treatment per stick in hot tubs
Cons:
- Designed for hot tubs and spas rather than full-sized swimming pool cartridge housings
- Does not function as a physical pleated debris filter for high-volume pool circulation
【Perfect Match】Compatible with Pentair Clean & Clear Plus 420/160301/178584 pool filter. Replacement for Pentair R173576, R173476, Pleatco PCC105/PCC105-PAK4, Unicel C-7471/C-7471RA, Filbur FC-1977/FC-1977P, Pure N Clean PC-1977/PC-1977P/PC-6470 and more. All manufacturers' names and part numbers ar
Key specs
- Housing Cross-Reference
- Pentair Clean and Clear Plus 420 (160301, 178584)
- Waterway Crystal Water 425
- Pleatco PCC105 and Unicel C-7471
- Cartridge Sizing
- 26 in length, 7 in OD, 3 in openings
Pros:
- Certified by NSF International against NSF/ANSI 50 standards for material safety
- Trilobal spunbond polyester pleats capture debris while spreading particulate evenly
- Reinforced inner core resists collapsing under strong pump circulation pressure
- Standard 26-inch length with 3-inch openings fits Pentair Clean and Clear Plus 420
Cons:
- Requires monthly garden hose rinsing to maintain steady water circulation
- Only fits four-cartridge housings designed for 7-inch by 26-inch elements
【NSF/ANSI 50 Certified】 Poolpure Pool and Spa filter is tested and certified by IAPMO against NSF/ANSI 50. Poolpure filter delivers safe and clear purified water to inspire the highest sense of happiness. Enjoy your unique leisure time.【Compatible Models】 Length: 25 1/2"; Outside Diameter: 7"; Top O
Key specs
- Hayward Compatibility
- Hayward SwimClear C4020, C4025, C4030
- OEM CX880XRE
- Pleatco PA106 and Unicel C-7488
- Total Filtration Area
- 424 sq ft (four 106 sq ft cartridges)
Pros:
- Certified by IAPMO against NSF/ANSI 50 standards for safe pool and spa materials
- Provides 424 sq ft total filtration area across four 106 sq ft cartridges
- Trilobal fabric with dirt-locking design traps debris and releases it during rinsing
- Direct replacement for Hayward SwimClear C4020, C4025, and C4030 housings
Cons:
- Slightly shorter 25.5-inch length does not fit Pentair 26-inch filter tanks
- Requires monthly cleaning to prevent flow restriction across the pleats
➤SPECIFICATIONS: Length: 26"; Outside Diameter: 7"; Top Opening: 3"; Bottom Opening: 3"; Material Area: 105 Sq.ft; Filter Material: Trilobal Filtration Fabric.➤COMPATIBLE MODELS: PLF105A Pool Filter compatible Pentair CCP420, 160301, Waterway Crystal Water 425, 570-0425, SD-00163, AK-60431, Aladdin
Key specs
- Filter Core Openings
- 3-inch open top and bottom
- Replacement Codes
- Pentair R173576 and CCP420 (160301, 178584)
- Unicel C-7471
- Filbur FC-1977 and FC-6470
Pros:
- Certified by IAPMO to NSF/ANSI 50 standards for long-term water contact
- Trilobal fiber structure provides three times the adsorption surface of basic media
- Direct 26-inch by 7-inch fit for Pentair Clean and Clear Plus 420 systems
- Dirt-locking pleat design releases captured sediment quickly under hose water
Cons:
- Needs regular garden hose washing to avoid pressure spikes and flow drops
- Not compatible with Hayward SwimClear systems requiring 25.5-inch elements
Powerful Filtration Performance: The unique trilobal fabric captures much more contaminants than regular fabric, which can efficiently removes hair, leaves, dust, sediment, sand, etc.Replacement Models: Pentair CCP520 R173578 Unicel C-7472 Filbur FC-1978 FC-6475|160332 178585| Clean and Clear Plus 5
Key specs
- Housing Compatibility
- Sized specifically for Pentair Clean and Clear Plus 520 (models 160332 and 178585) and related multi-cartridge tanks requiring 32-1/16 inch elements.
- Core Architecture
- Engineered free-flow inner core
Pros:
- Extra-long 32-1/16 inch cartridges match Pentair Clean and Clear Plus 520 housings
- Engineered free-flow inner cores resist collapse under heavy water circulation
- Trilobal polyester fabric captures hair, leaves, fine sediment, and dust
- Four-pack set allows a full cartridge replacement in large 520-class tanks
Cons:
- Oversized 32-inch length will not fit standard 420 or 320 filter housings
- Manufacturer does not state NSF certification on this listing
【SIZE】Length: 33-1/8"; Outer Dimension: 8-15/16"; Top: 4" open; Bottom: 4" open; Filtration Area: 250 sq. ft.【COMPATIBLE MODELS】Compatible with Jandy CS250, R0462500, PJANCS250, C-8425, FC-0824, Jandy 11088504, 11088514. Note: The manufacturer’s name and part number have been used for reference purp
Key specs
- Single-Element Sizing
- 33-1/8 in length, 8-15/16 in OD, 4 in holes
- Jandy System Fit
- Jandy CS250 (11088504, 11088514)
- OEM part R0462500
- Pleatco PJANCS250 and Unicel C-8425
Pros:
- Single large cartridge provides 250 sq ft of continuous filtration area
- Wide 4-inch open ends fit Jandy CS250 single-element filter tanks
- Trilobal pleats offer greater dirt holding capacity than basic point-bond media
- Sturdy end caps keep pleats aligned under high operating pressure
Cons:
- Sold as a single cartridge rather than a multi-cartridge set
- Wider 8-15/16 inch diameter does not fit 7-inch multi-pack filter housings
Minerals ion cartridge brings you clean and crystal clear spa water without high levels of heavy chemicals.Active ingredient is zinc.(inert ingredients are vitamin c,calcium sulfate,zeolite,attapulgite-type clay,zinc oxide and magnesium oxide.)A difference you can see,smell and feel,spa mineral cart
Key specs
- Active Sanitizing Agent
- Zinc with vitamin C and mineral carriers
- Spa Core Placement
- Drops into hollow hot tub filter cores
Pros:
- Zinc-based mineral formulation clarifies hot tub water with lower chemical demand
- Six-stick multi-pack provides long-term mineral supplies for spa owners
- Slender 1.11-inch diameter drops cleanly into hollow spa filter standpipes
Cons:
- Meant for spa sanitizing assist rather than physical pool water filtration
- Does not replace physical pleated filter cartridges in pool filter tanks
✅ REPLACEMENT FILTER - Get purer, cleaner water in your pool or spa with these replacement cartridge filters compatible for Pleatco PCC80, Unicel C-7470, Filbur FC-1976. Used in pools and spas made by American Products, Fox Wal-Pak, Pac Fab, Pentair Pool Products, Waterway Plastics and other manufac
Key specs
- Compact Tank Sizing
- 19-7/8 in length, 7 in OD, 3 in openings
- Multi-Brand Cross-Reference
- Pentair and Pac Fab PCC80 systems
- Unicel C-7470
- Filbur FC-1976
Pros:
- Shorter 19-7/8 inch length fits compact 320-class four-cartridge filter housings
- Provides 80 sq ft of pleated media per cartridge for efficient flow
- Durable 3-inch openings match standard Pentair and Pac Fab internal manifolds
- Fabric washes clean with a garden hose to minimize pump resistance
Cons:
- Too short for standard 420 or 520 filter canisters that require 26 or 32 inches
- Total capacity across four cartridges is limited to 320 sq ft
【Unique】Unique trilobal fiber structure and Highly-uniform media delivers better filtration perpormance. Offering a longer life than most replacement filter cartridges, the Savener filters are built to last using a durable filter media, constructed of high-density polyester and less wasted filtering
Key specs
- Media Construction
- Constructed with high-density polyester trilobal fibers that maintain uniform pleat spacing and resist debris saturation.
- Vessel Compatibility
- Pentair CCP 520 and 32-1/16 inch tanks
Pros:
- High-density polyester trilobal media delivers uniform flow and particle capture
- Full 32-1/16 inch length matches Pentair Clean and Clear Plus 520 filter vessels
- Molded free-flow center cores withstand high flow rates without collapsing
- Four-pack bundle completely refills standard 520 sq ft cartridge systems
Cons:
- Will not seat properly in shorter 19-inch or 26-inch filter bodies
- Listing lacks NSF/ANSI material certification details
💧【Compatible Models】The PCC105 filter is compatible with Filbur FC-1977, Unicel C-7471, R173576, Pentair CCP420, 178584, 817-0106, 160301 Pentair Clean Clear Plus 420.💧【Long Lifespan】Premium pleated fabric is durable in the harshest conditions. Even with significant debris buildup, our filters are
Key specs
- Expected Service Life
- 1 to 2 years with proper maintenance
- Pentair 420 Cross-Reference
- Pentair Clean Clear Plus 420 (160301, 178584)
- Pentair OEM R173576
- Unicel C-7471 and Filbur FC-1977
Pros:
- Engineered to maintain water flow rates through seasonal debris accumulation
- Rated for 1 to 2 years of service life when rinsed regularly
- Direct cross-reference for Pentair Clean and Clear Plus 420 part R173576
- Pleated fabric rinses clean with garden hose pressure to restore circulation
Cons:
- Listing does not state physical measurements such as length and diameter
- Does not carry an explicit NSF material certification mark in the specs
Last update on 2026-10-08 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API
Which cartridge dimensions match my existing filter housing?
Measure the outer diameter, total length, and top and bottom hole diameters of your existing cartridge before ordering. Replacement pool filters vary noticeably across housings. For example, Guardian replacement cartridges measure 19 7/8 inches long by 7 inches in diameter with 3-inch top and bottom open holes. POOLPURE PLF106A measures 25 1/2 inches long by 7 inches in diameter with 3-inch openings, while POOLPURE PCC105-PAK4 measures 26 inches long by 7 inches in diameter with 3-inch openings. Larger single-element filters, such as Cryspool 08064, measure 33-1/8 inches long by 8-15/16 inches outer diameter with 4-inch top and bottom openings.
Will these replacement cartridges maintain enough water flow to prevent salt cell error codes?
Yes, choosing durable pleated cartridges designed for high flow rates helps maintain steady circulation across your salt chlorine generator. Cartridges like Poolzilla PCC105 are engineered to sustain maximum flow rates even when handling significant debris accumulation, reducing sudden drops in circulation that shut down salt cells. Cartridges featuring trilobal fabric, including options from Yoozell and Savener, trap debris efficiently while allowing water to circulate freely. Future Way trilobal pleats capture 3x more debris than regular fabric and carry NSF/ANSI 50 certification from NSF International for safe materials.
How often do I need to pull and hose down these filters?
Rinsing frequency depends on debris volume and pump pressure, because manufacturers do not publish a fixed calendar interval for cleanings. Monitor your system pressure gauge and observe the return jets for reduced flow that could trigger a low-flow warning on your salt system. When pressure climbs, pull the cartridges and wash the pleats down with a standard garden hose to clear trapped dirt. If you manage a smaller installation, reviewing cartridge filter options for above ground pool setups can help you evaluate how tank capacity affects maintenance intervals.
What makes trilobal filtration fabric effective for salt water pools?
Trilobal filtration fabric uses contoured fibers that collect fine debris without choking water circulation through the filter core. As specified on Yoozell cartridges, this fabric removes hair, leaves, dust, sediment, and sand while keeping water movement consistent. Savener also uses a uniform trilobal fiber structure to extend service life and improve filtration performance. Keeping water moving smoothly through these pleats prevents the low-flow shutdowns that stop chlorine generation in salt systems.
How do I verify replacement part numbers for my pool filter housing?
Check the product stamp on your current cartridge end caps or the model label on your filter tank body. Pentair Clean and Clear Plus 420 housings (models 160301 and 178584) match replacement codes R173576, Pleatco PCC105, Unicel C-7471, and Filbur FC-1977. Pentair CCP520 housings (models 160332 and 178585) use cartridges compatible with R173578, Unicel C-7472, and Filbur FC-1978. Hayward SwimClear C4020, C4025, and C4030 tanks require CX880XRE or Pleatco PA106 elements. For reliable plumbing seals during reassembly, review our guide on salt filter leak-free connections.
Why do some search results show mineral sticks instead of pool filter cartridges?
Search engines often bundle hot tub mineral accessories with swimming pool filters even though they serve different functions. Mineral sticks from Hotspring measure only 8.67 inches long by 1.1 or 1.11 inches wide and deliver zinc or mineral ions directly to spa water. Pool filter cartridges are much larger mechanical elements, providing 105 square feet per cartridge (or 420 square feet across a four pack) or 250 square feet in a single element like Cryspool 08064. Always check square footage and physical dimensions so you do not order hot tub sticks by mistake.
