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Find the Perfect Replacement Filter for Your Pool & Spa

Thousands of filters. One perfect fit. Let’s find yours.

Search by Brand

Or choose from these popular brands

Search by Part Number

Search by Dimensions

How to measure your filter

How to Find the Perfect Filter

Choosing the right filter is easy! Follow these simple steps to ensure you get the best fit for your needs.

Step 1: Find the Model Number

Check the end cap or side of your existing filter for a model number or brand name. If you can't find it, skip to Step 2.

Step 2: Measure Your Filter

(If No Model Number)

Grab a tape and measure the outer diameter, length, and note the top and bottom type.

Step 3: Use Our Filter Search Tool

Enter your filter size, model number, or brand into our easy-to-use Filter Search Tool for a precise match.

Find My Filter Learn More About Filters

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Eliminate Algae & Green Pool
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Upgrade to Saltwater
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Why Clarus is Different

Innovative Engineering

We took everything wrong with basic pool tech and made it better. Engineered to outperform, built to outlast.

Unmatched Quality

The competition wishes they built it like this. But they don’t. That’s why Clarus wins.

Trusted by Pool Owners

Join the thousands who refuse to settle for anything less - because clean, clear water isn’t a luxury, it’s a necessity.

Expert Support

Real humans. Real advice. No BS. Got a question? We’ve got answers that actually make sense.

Straight From our Fans

Shop With Confidence at Clarus

FAST, FREE DELIVERY

Members get complimentary shipping on all orders.

Members get complimentary shipping on all orders.
CLARUS REWARDS

Buy more, save more, and earn more.

Buy more, save more, and earn more.
CLARUS
SATISFACTION GUARANTEED

Your happiness is our priority.

Your happiness is our priority.
HASSLE-FREE WARRANTY

Every purchase is backed by Clarus Warranty.

Every purchase is backed by Clarus Warranty.
PAY WITH EASE

Pay immediately or in installments with ShopPay.

Pay immediately or in installments with ShopPay.
LIFETIME CUSTOMER SUPPORT

Contact our expert team via email or live chat.

Contact our expert team via email or live chat.
CLARUS
FAST, FREE DELIVERY

Members get complimentary shipping on all orders.

Members get complimentary shipping on all orders.
LIFETIME CUSTOMER SUPPORT

Contact our expert team via email or live chat.

Contact our expert team via email or live chat.
PAY WITH EASE

Pay immediately or in installments with ShopPay.

Pay immediately or in installments with ShopPay.
CLARUS REWARDS

Buy more, save more, and earn more.

Buy more, save more, and earn more.
SATISFACTION GUARANTEED

Your happiness is our priority.

Your happiness is our priority.
HASSLE-FREE WARRANTY

Every purchase is backed by Clarus Warranty.

Every purchase is backed by Clarus Warranty.

Unlock Exclusive Program Benefits

Welcome Offer
Welcome Offer

Welcome Offer

Get 10% off when you join our newsletter.

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Clarus Rewards

Clarus Rewards

Earn points on every purchase.

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Military Discount

Military Discount

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Clarus Insights

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Expert insights and practical guidance for refined pool and spa care.
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