Free shipping on orders of $99 or more.

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We’re the spa and hot tub owners’ professional source of filter cartridges from the industry's top manufacturers.

with a wide selection of filter cartridges for spas and hot tubs

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We've got the filter cartridge you need for your hot tub With more than 200 different models to choose from...


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Shop by brands, top and bottom styles and dimensions. We have the cartridge you need for your spa.


Let us help you to find the right filter cartridges!

and show you how to make it last longer.

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Choosing the right filter cartridge for your spa

With over 500 different types and styles of spa filter cartridges, it can seem difficult when attempting to replace a worn or missing cartridge. This guide will help you find the filter cartridge you are looking for.

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Cleaning & replacing your filter cartridge

It would be great if there was one standard rule on when you should clean your cartridge. We do have guidelines on timeframes, however these may not always apply in every situation. Read our blog to learn more.

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Popular filter cartridge models for spas and hot tubs



We feature spa filter cartridges models from ProLine and Pleatco

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Proline filter cartridges for spas and hot tubs

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Pleatco filter cartridges for spas and hot tubs


to fit any brands and models of spas and hot tubs.

Contact us if your spa brand is not on this list!

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Aber Hot Tubs

Accent Spas

Acryx-Maax Spas

Alps Spas

American Spas

Apollo Spas

Aqua Mystic Spas

Aqua Tech Spas

Aquiform-Infinity Spas

Arcadia Spas

Arizona Pacific Spas

Artesian Spas

Baja Spas

Barefoot Spas

Beachcomber

Belize Spas

Blue Falls Manufacturing Ltd.

Blue Pacific Spas

Bullfrog Spas

Cal Spas

Charisma Spas

Clipper Spas

Coast Mountain Spas

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Coast Spas

Coleman Spas

Columbia Spas

Crystal Waters Spas

Custom Molded Products

Diamond Back Spas

Discovery Spas

Dynasty Spas

Four Winds / Streamline Spas

Fox Wal-Pak

Freedom Spas

Futura Spas

Gatsby Spas

Great Lakes Home & Resort

H2O Spas

Haughs

Haven Spas

Hawkeye Spas

Heldor Spas

Honey Tubs

Hydropool Industries

Hydro Spa

Icon / Keyes Spas

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Islander Spas

J.E.M. Spas

Jacuzzi Premium

Leisure Bay Manufacturing

Maax Spas of AZ

Midwest Spas

Millennium Spas

Moonwater Spas

Morgan Spas

Northwest Spas

Orca Bay Spas

Pageant Spas

Phoenix Spas

QCA

Rising Dragon

River Valley Spas

Rubadub Tub

Safari Spas

Seahorse Spas

Sequoia Design

Sierra Spas

Signature Spas

Sonoma Spas

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Southwest Spas

Spa Crest

Spas Direct

Streamline Spas

Strong Industries

Sun Coast Spas

Sun Ray Spas

Sun West Spas

Sunbelt Spas

Suncountry Spas

Sundance Spas

Sunrise Spas

Sunset Spas

Superior Spas

Tiara Spas

Tuff Spa

US Spas

US Tooling Spas

Viking Spas

Vita Spas

Warm Springs Spa

Wind River Spas

Zone Spas