Home Pool Cartridges

Cartridges

Find the filter replacement cartridge that's right for your pool, spa or hot tub. With a wide variety of choices you will be able to find exactly what you need. Pool Supply Unlimited offers replacement cartridges for all filters.

Subcategories

Pentair Pool Filter Cartridges

Pentair Pool Filter Cartridges
Open the top. Remove the cartridge. Hose it off. What could be simpler?
Sta-Rite Filter Cartridges

Sta-Rite Filter Cartridges
Our cartridges use special filter elements to strip particles from pool water.
Hayward Pool Filter Cartridges

Hayward Pool Filter Cartridges
Hayward cartridge filter elements are made of a superior quality material.
Jandy Pool Filter Cartridges

Jandy Pool Filter Cartridges
We deliver the crystal clear water you desire.
Jacuzzi Pool Filter Cartridges

Jacuzzi Pool Filter Cartridges
Our cartridges perform exceptionally well in harsh environments.
Spa Filter Cartridges

Spa Filter Cartridges
Spa Filter Cartridges, reliability, durability and longevity of product.
Filter Cleaning Accessories

Filter Cleaning Accessories
Accessories to keep you filter clean

PRODUCTS

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Not sure what model you need to replace that dirty cartridge in your filter? Here are some tips to take away the confusion and get the problem solved.
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ABOUT THE STORE
Pool Supply Unlimited is an e-commerce company that loves water. We love to pump it, filter it, heat it, chlorinate it, light it up and stare at it while we're barbequing a fat, juicy steak. There are real pool professionals working here. Our guys have seen thousands of pools in their careers, no exaggeration. We are based in Southern California and can land most products to your door (within the 48 contiguous states) in less than a week.
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