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Small Filter Cartridges

A small filter cartridge is a device that fits in your home spa or pool, and it's designed to remove particles from the water. These particles can include dirt, bacteria, or even leaves from nearby trees. A small filter cartridge is practical way to keep your spa or pool clean and healthy. Browse the top-ranked list of small filter cartridges for spas below along with associated reviews and opinions.

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  1. HQRP - Small Cartridge Filter Type AA for Shop-Vac 903-98 903-99, H87S Brute QSH30 HangUp Wall Mount 1-5 Gallon Wet/Dry Vacuums

    SKU: J3ZSL23R72

    Product Description

    A washable, reusable cartridge filter for wet and dry vacuuming, compatible with select Shop-Vac models.
    See all Vacuum Filters
    Your price for this item is $16.95
  2. JURA - CLEARYL Water-Filter Cartridge, White

    SKU: J33C4CQ8XR

    Product Description

    A white plastic cartridge that filters water, prevents calcium buildup, and eliminates the need for descaling.
    See all Water Filtration Systems
    Your price for this item is $27.50
  3. HQRP - 4-pack 5 x 2.5 inch 20 Micron Cold Plunge Sediment Water Filter Cartridges, for Ice Bath, Ice Pod, Plunge Tub, Spa, Pool

    SKU: J3ZSLC6R9V

    Product Description

    A 4-pack of 20-micron pleated sediment cartridges that trap debris for cleaner, clearer plunge and spa water.
    See all Pool Accessories
    Your price for this item is $24.95
  4. Waterdrop - RF15 Replacement Filter Cartridge For 15UA/15UB/15UC Under Sink Water Filter - Black

    SKU: CZY2FTRTXV

    Product Description

    A black plastic carbon filter cartridge that reduces lead, chlorine, PFAS, and odors for under-sink systems.
    See all Replacement Water Filters
    Your price for this item is $35.99
  5. JURA - CLEARYL Smart Filter Cartridge (Gray, 5-Pack) - Black

    SKU: JX3V8P4FF7

    Product Description

    A smart water filter five-pack for specialty coffee machines, featuring gray and black cartridges.
    See all Coffee Filters
    Your price for this item is $104.99
  6. HQRP - 4-Pack 10 x 2.5 inch Cold Plunge Sediment Water Filter Cartridge 50 Micron, for Ice Bath, Plunge Tub, Ice Pod, Spa, Pool

    SKU: J3ZSLC6R68

    Product Description

    A pleated 50-micron sediment filter set that captures sand, rust, and debris for cleaner plunge water.
    See all Pool Accessories
    Your price for this item is $29.95
  7. JURA - CLEARYL Smart Filter Cartridge ( 12-Pack) - Gray

    SKU: JX3V8P4V73

    Product Description

    A gray smart water filter cartridge for specialty coffee machines, supporting consistently brewed coffee.
    See all Coffee Filters
    Your price for this item is $218.00
  8. Waterdrop - RF10 Replacement Filter Cartridge for 10UA/10UB Under Sink Water Filter, 11K Gallons Capacity - Black

    SKU: CZY2FTHH4H

    Works great, water tastes better and the flow is not affected!...It does a great job with water quality. No more bottled water....It does a great job with water...Works great, water tastes

    Product Description

    A black plastic under-sink filter cartridge that reduces chlorine, PFAS, heavy metals, and sediment with 0.5 μm accuracy.
    See all Replacement Water Filters
    Your price for this item is $25.99
  9. VEVOR - Pool Filter Cartridge, 4x 80 Sq. Ft, Spa Hot Tub Filter Cartridge Replacement, Compatible with Pentair CCP320 - Black

    SKU: JJGHK48XZ5

    Product Description

    A chlorine-resistant black cartridge filter with carbon fiber core and efficient pleats for crystal-clear pool water.
    See all Pool Cleaners
    Your price for this item is $117.90
    Save $30
    The previous price was $147.99
  10. VEVOR - Pool Filter Cartridge, 4x 130 Sq. Ft, Spa Hot Tub Filter Cartridge Replacement, Compatible with Pentair CCP520 - Black

    SKU: JJGHK48XZL

    Product Description

    A chlorine-resistant black cartridge filter with a carbon fiber core for efficient, long-lasting pool water filtration.
    See all Pool Cleaners
    Your price for this item is $169.90
    Save $42
    The previous price was $211.99

FAQ

Small filter cartridges are designed for use in a variety of devices such as water pitchers, coffee machines, aquarium filters, and air purifiers. Always check your device's specifications to ensure compatibility with the filter cartridge model.

To install a small filter cartridge, first locate the filter compartment in your device, remove the old cartridge if present, and insert the new one according to the manufacturer's instructions. Make sure it is securely in place before operating your device.

Some devices accept filter cartridges from multiple brands, while others require specific proprietary cartridges. Refer to your device's user manual or product description to determine which brands are compatible.

Most small filter cartridges are designed for single use and should be replaced regularly. However, some brands offer recyclable cartridges or recycling programs. Check the product packaging or manufacturer's website for recycling options.

Many devices have indicator lights or digital alerts to let you know when a filter needs replacing. If your device does not have an indicator, refer to the manufacturer's recommended replacement schedule or look for signs such as reduced performance or changes in taste or odor.