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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. Medify Air - MA-18 Genuine HEPA H13 Replacement Filter - 2 pack - Silver

    SKU: J3R8HC9P5P

    Product Description

    A silver HEPA H13 replacement filter pack with three-layer filtration, capturing 99.9% of airborne particles.
    See all Air Purifier Filters & Parts
    Your price for this item is $74.99

  2. Lectron - Cabin Air Filter Replacement for Tesla Model 3/Model Y (2 Pack) - Black

    SKU: CGC74RQK5X

    I think this is probably the best deal you can get for these cabin air filters. You get two for this price! It comes with all of the tools you need to remove the inside panels to install these filters...

    Product Description

    A black HEPA H13 cabin air filter with activated carbon that purifies and deodorizes Tesla Model 3/Y interiors.
    See all Electric Car Chargers
    Your price for this item is $24.99

  3. Waterdrop - Whole House Water Filter, Sediment Filter Reduce Heavy Metals, Cartridge Replacement for GE iSpring, Culligan Whirlpool - White

    SKU: CZY2FTTYJ9

    Product Description

    A white plastic sediment filter that reduces heavy metals and fits most 10" x 4.5" filtration systems.
    See all Water Filtration Systems
    Your price for this item is $57.99

  4. Pentair - OMNIFilter Whole House Water Filter Cartridge

    SKU: J7GT4W9GZT

    Product Description

    A durable, pleated polyester cartridge that efficiently filters water and resists bacteria and chemical attacks.
    See all Refrigerator Water Filters
    Your price for this item is $56.60

  5. VEVOR - Whole House Water Filter Replacement Cartridge, 4.5" x 20" CTO Carbon Block,for 3-Stage Water Filtration System - White

    SKU: JJGHKZPQS6

    Product Description

    A white plastic and coconut shell carbon filter cartridge that removes chlorine, odors, and improves water taste.
    See all Water Dispensers & Filtration
    Your price for this item is $32.90
    Save $4
    The previous price was $36.99

  6. VEVOR - Pool Filter Cartridge, 175 Sq. Ft Spa Hot Tub Filter Cartridge Replacement, Compatible with Pleatco PA175 - Blue

    SKU: JJGHK48XWP

    Product Description

    A blue cartridge pool filter with a carbon fiber core offers efficient, chlorine-resistant filtration and easy maintenance.
    See all Pool Cleaners
    Your price for this item is $72.90
    Save $9
    The previous price was $81.99

  7. 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

  8. VEVOR - Pool Filter Cartridge, 4x 105 Sq. Ft, Spa Hot Tub Filter Cartridge Replacement, Compatible with Pentair CCP420 - Black

    SKU: JJGHK48XZQ

    Product Description

    A chlorine-resistant black cartridge filter with carbon fiber core ensures efficient, long-lasting pool and spa filtration.
    See all Pool Cleaners
    Your price for this item is $138.90

  9. VEVOR - Pool Filter Cartridge, 50 Sq. Ft Spa Hot Tub Filter Cartridge Replacement, Compatible with Hayward C500, CX500-RE - Black

    SKU: JJGHK48X4R

    Product Description

    A chlorine-resistant black cartridge filter with carbon fiber core and efficient pleats for superior pool water clarity.
    See all Pool Cleaners
    Your price for this item is $32.90
    Save $4
    The previous price was $36.99

  10. VEVOR - Pool Filter Cartridge, 150 Sq. Ft Spa Hot Tub Filter Cartridge Replacement, Compatible with Pentair R173216 - Blue

    SKU: JJGHK48XKC

    Product Description

    A blue cartridge filter with a carbon fiber core for efficient, chlorine-resistant pool and spa water filtration.
    See all Pool Cleaners
    Your price for this item is $66.90
    Save $8
    The previous price was $74.99
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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.