













Hot Tub & Spa Filter Cleaner

Quick Nav: How to use | Compatible Filters | Guarantee | FAQs | Reviews
🏻 Prolongs the lifespan of your filters
⚗️ Makes filter cleaning quick and easy
💧 Maintains crystal-clear water
"I’ve had a spa since 2005 and clean the filter every 3 months. This is absolutely the best cleaner I’ve used!" - Scott Shurtleff
Why is AquaDoc the Best in Hot Tub Chemicals?
🌿 Paraben free & Aluminum free
📦 Fast Shipping
🇺🇸 Made in the USA
Advanced Formula Spa Cartridge Filter Cleaner
Get rid of the gunk on your cartridge filter with our Fast Acting soak solution! We've developed the best filter cleaner to prevent and remove buildup and blockages. Aqua Doc's advanced formula filter cleaner is the best at preserving the lifetime of your filter.
Designed to clean your biggest issues
- Suntan oil
- Grease
- Dirt
- Scale & Mineral deposits
- Soap
Cleans all filter types
- Sand Filters
- Cartridge Filters
- Diatomaceous Earth Filters
AquaDoc liquid spa filter cleaner greatly improves filter life and efficiency. It is specially made to cleanse suntan oil and grease, as well as mineral deposits.
Spa & Pool Filter Cleaner Recommended for
- Spas and Hot Tub filters of all types
- Pool filters of all types
- Professional and industrial water equipment cleaning
How to clean your filter effectively
- Turn off the filter
- Remove grids, and cartridge from the filter
- Place the cartridge in a bucket & add 1 quart of solution & 5 gallons of water
- Soak the cartridge in the solution for 30-60 minutes
- Remove the filter, Hose it off with a high-pressure nozzle
- Reinstall the cartridge & resume normal filter operation
*See label for detailed directions.
Trust in AquaDoc
You can trust that our pool and spa chemicals are held to the highest quality standards.
- Proudly made in the USA
- Advanced, Professional Grade Formula
- 100% Money Back Guarantee
Order with confidence
- Satisfaction guaranteed! If our products don't solve your (spa-related) headaches, contact us for a 100% refund.
- Free shipping on all orders over $50!
Frequently asked questions about our Filter Cleaner
Q: Will this work with my filter type?
A: Yes, our filter cleaner works with hot tub, spa, and pool filters of all types.
Q: How long do I soak my filter in the cleaning solution?
A: Our filter cleaner is fast-acting. Soak for just 30 - 60 minutes. No need to soak overnight.
Q: How do I clean my filter?
A: We get this question a lot. That's why we've made a really simple guide on the correct way to clean your filter.
Q: Where is it Made?
A: Our product is proudly made, packaged, and shipped from the USA.
Buy the AquaDoc Filter Cleaner Now
Pro Grade Formulas
Our products are trusted & used by professionals across the country.
Made in the USA
All AquaDoc products are proudly made in the USA.
100% Satisfaction Guarantee
If any of our products fail to live up to your standards, you get a refund.
AquaDoc relieves your headaches


Filter cleaner
Works better than others. Overnight soak really works well.

Great product
This is a great product, and the size of the bottle is very generous!

Amazing!
I loved how it was shipped so efficiently. Loved the packaging! Andddd this is such a useful product because you can use if for your pool/hot tub!!!

Good Product
The product arrived super quick and the price was good for the amount received!
