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
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Mareva Revacil Polymeric Biguanide Sanitizer (5ltr)Mareva Revacil Polymeric Biguanide Sanitizer - Revacil is a multifunctional chlorine-free disinfectant. Learn More£99.95 - 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 - Pool and Hot Tub Mini Chlorine Tablets 20g (5 kg)Highly effective, the slow dissolving Mini Chlorine Tablets 20g (5 kg) are formulated to sanitise the pool and hot tub water and ensure safe bathing by protecting against unwanted bacteria and algae. Learn More£37.95
- Pool and Hot Tub Multifunctional Chlorine Granules (5 kg)A top-quality sanitiser for swimming pool and hot tub water the Multifunctional Chlorine Granules (5 kg) contain algicide and flocculant (clarifier) for extra protection against algae growth. Learn More£32.95
- -10%Basic Hot Tub Chemical Kit (with 1 kg Chlorine Granules)
A basic hot tub chemical kit, ideal for acrylic, inflatable or vinyl spas, and starter kit for a small pool. The KIT contains:
- 1 x Pool and Hot Tub Stabilised Chlorine Granules (1 kg)
- 1 x Pool and Hot Tub pH Increaser (1 kg)
- 1 x Pool and Hot Tub pH Reducer (1.5 kg)
- 50 x AquaChek Test Strips (Chlorine)
Regular Price £35.84 Special Price £32.25 - Pool and Hot Tub Stabilised Chlorine Granules (5 kg)Chlorine Granules (5 kg) with built in stabiliser, a superior quality sanitiser for pool or hot tub water. Learn More£29.95
- Pool and Hot Tub Bromine Tablets (1 kg)Highly effective sanitiser for pool or hot tub water, the slow dissolving Bromine Tablets (1 kg) will ensure perfect bathing conditions. Learn More£25.95
- Pool and Hot Tub Mini Chlorine Tablets 20g (2.5 kg)
Highly effective, the slow dissolving Mini Chlorine Tablets 20g (2.5kg) are formulated to sanitise the pool and hot tub water and ensure safe bathing by protecting against unwanted bacteria and algae.
Learn More£24.95 - Aquablanc O² Tablets (20 g - 1 kg)Active Oxygen Tablets for chlorine-free spa water treatment. To be used in conjunction with Aquablanc A Combination Liquid. Learn More£23.95
- Aquablanc A Combination Liquid (1 litre)Aquablanc A Combination Liquid (1 litre) for chlorine-free spa water treatment. To be used in conjunction with Aquablanc O² Tablets (20 g - 1 kg). Learn More£19.95
- Pool and Hot Tub Bromine Granules (1 kg)Highly effective sanitiser, the fast dissolving Bromine Granules (1 kg) are specially formulated to disinfect the pool or hot tub water. Learn More£18.95
- Pool and Hot Tub Stabilised Chlorine Granules (2 kg)Chlorine Granules (2 kg) with built in stabiliser, a superior quality sanitiser for pool or hot tub water. Learn More£14.95Out of stock
- Used For Regular Sanitisation Remove This Item
- Used In Inflatable Spas Remove This Item