Hot Tub Chemicals
Hot Tub Chemicals for Crystal Clear & Healthy Water
Shop our extensive range of high-quality hot tub chemicals online, delivered to your door with fast, next-day UK shipping. We stock only trusted, top-brand products at some of the best prices in the market.
New to Hot Tub Chemicals?
If you're just getting started, our affordable starter kits are perfect for beginners. Use our symptom-based shopping filters to find the right products for your specific hot tub needs, without the guesswork. Check out our easy-to-follow guide for using simple guide to using hot tub chemicals and take a look at our easy to use hot tub chemical starter kits
Experienced Hot Tub Owners
For seasoned users, we offer a wide selection of refills for sanitisers, water balancers, testing and cleaning supplies to maintain and troubleshoot your hot tub effortlessly.
Basics to help get your started - Featured hot tub chemicals from Pool Pro
- Aquablanc Spa Starter Kit
The Non-chlorine Aquablanc Spa Starter Kit contains everything you need to convert to the Aquablanc Active Oxygen system and is suitable for all types of hot tubs, including inflatable spas. For pure and gentle hot tub water.
Learn More£57.95Out of stock - 250 X Phenol Red - pH Test TabletsPhenol Red - Rapid dissolving test tablets for measuring the pH levels in swimming pools and hot tubs. Box of 250 tablets. Learn More£24.95Out of stock
- 250 X DPD1 - Chlorine Test TabletsDPD1 - Chlorine Test Tablets - Rapid dissolving test tablets for measuring the free chlorine levels in swimming pools and hot tubs. Box of 250 tablets. Learn More£24.95Out of stock
- Aquablanc 3 Way Active Oxygen Test Strips (50 strips)3 way test strips for testing Active Oxygen, Total Alkalinity and pH levels. NOT for use in Chlorine or other sanitiser based pools and spas. For use with Active Oxygen sanitiser only. Learn More£14.95Out of stock
- 100 X DPD1 - Chlorine Test TabletsDPD1 - Chlorine Test Tablets - Rapid dissolving test tablets for measuring the free chlorine levels in swimming pools and hot tubs. 10 Strips x 10 tablets. Learn More£11.00Out of stock
- 100 X Phenol Red - pH Test TabletsPhenol Red - Rapid dissolving test tablets for measuring the pH levels in swimming pools and hot tubs. 10 Strips x 10 tablets. Learn More£11.00
- AquaChek Bromine Test Strips (50 Strips)
Use AquaChek Bromine Test Strips (50 Strips) for testing the pool or hot tub water. 4 important test results in just one dip, and get test results in just seconds!
Learn More£8.99Out of stock - AquaChek Test Strips (Chlorine - 50 Strips)
Use AquaChek Chlorine Test Strips (50 Strips) for testing the pool or hot tub water. 4 important test results in just one dip, and get test results in just seconds!
Learn More£8.99 - 30 X Phenol Red - pH Test TabletsPhenol Red - Rapid dissolving test tablets for measuring the pH levels in swimming pools and hot tubs. 3 Strips x 10 tablets. Learn More£3.60
- 30 X DPD1 - Chlorine Test TabletsDPD1 - Chlorine Test Tablets - Rapid dissolving test tablets for measuring the free chlorine levels in swimming pools and hot tubs. 3 Strips x 10 tablets. Learn More£3.60Out of stock
- 10 X DPD1 - Chlorine Test TabletsDPD1 - Chlorine Test Tablets - Rapid dissolving test tablets for measuring the free chlorine levels in swimming pools and hot tubs. 1 Strip x 10 tablets. Learn More£1.40Out of stock
- 10 X Phenol Red - pH Test TabletsPhenol Red - Rapid dissolving test tablets for measuring the pH levels in swimming pools and hot tubs. 1 Strip x 10 tablets. Learn More£1.40