Buy Direct. Built in the USA. Best in Class Pool & Spa Replacement Filter Cartridges
You don't need much money to have the cleanest water, just the intelligence to invest in an Excel Filter.
Filter Finder 
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What to Buy
| Filter 4-Packs | Filter 3-Packs |
| Excel Filters Easy Clean™ |
Excel Filters Clean Start™ |
| Excel Filters Retrofit Kit for System 3® | |
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High Value, Wide Selection, Fast Delivery and Free Ground Shipping on Orders over $75*
How We Build the Best
| Black Diamond™ Filter End Cap |
| Cleanguard™ Ultra-Efficient Media |
| Open Flow™ Ultra-Efficient Engineered Core |
| Python™ Filter Banding |
Black Diamond™
Filter End Cap
- Distinct black to easily recognize a quality Excel Filters replacement cartridge
- Extreme strength and durability
- Antibacterial for safety
Cleanguard™
Ultra-Efficient Filter Media
- Cleaner Water = Healthier Life
Choosing the best filtration media makes all the difference in your water quality - Optimal Flow Dynamics to reduce energy consumption
- Professional Grade for efficiency, effectiveness and ease of cleaning during repeated use
Open Flow™
Ultra-Efficient Engineered Core
- Optimal Flow Dynamics to reduce energy consumption and improve debris removal
- Extreme Strength to prevent collapse during repeated use
- Antibacterial for safety
Python™
Filter Banding
- Snug & Secure to keep pleats open for the most effective filtration
- Extreme Strength to prevent collapse during repeated use
- Antibacterial for safety
Why Buy Direct?
Value
By selling directly to you Excel cuts out all the unnecessary costs. You get the highest quality replacement pool or spa filter at the best price.
Transparency
We manufacture all the filter cartridges we sell right here in the USA. Everything you buy comes directly from us.
The Excel Filters Difference
Quality materials
Thoughtful engineering
USA manufacturing
Long useful life
Low lifetime operating costs
Optimal efficiency & effectiveness
Time for an Upgrade? Excel is the Better Way to Buy
Save on Your First Order
Thanks for choosing Excel Filters . You've made a smart choice — no more frustrating trips to the store or overpaying for foreign-made replacement filter cartridges.
Get your filters quickly, easily and at the best price from your phone, tablet or PC. And to reward your shopping savvy we'd like to give you 5% off your first purchase simply for registering your email address!
Buy a Spare & Save!
| *Applies to purchase of same item | |
| 2 filters | 5% off |
| be smart, buy a spare | |
| 3+ filters | 10% off |
| the most smartest 🤓 | |
| Pallets or Truckloads | contact us |
Pool Professional & Wholesale
We offer special discounts for Pool Professionals and Brick & Mortar Retailers on top of our everyday low prices, dedicated account management as well as free and convenient shipping options.
Enjoy peace of mind knowing your clients are getting the cleanest water from the best quality replacement pool & spa replacement filters designed and built right here in the USA.
Please Note: All items must be shipped same time to same address. Discounts not applied to shipping and any returns are refunded at the discounted price. Each 4-pack, 3-pack and Retrofit Kit is considered a single item.