Hot Tub Chemicals
Hot Tub Chemicals for Crystal Clear & Healthy Water
Discover our premium range of hot tub chemicals, available for fast, next-day UK delivery straight to your door. Alternatively, visit our store for expert advice and product recommendations. We offer only trusted, top-brand products at competitive prices to help you maintain your hot tub with ease.
New to Hot Tub Chemicals?
If you’re new to hot tub care, our affordable starter kits are the perfect way to get started. With our symptom-based shopping filters, you can easily find the right products for your specific hot tub needs—eliminating the guesswork. Be sure to check out our simple, step-by-step guide on how to use hot tub chemicals and browse our beginner-friendly hot tub chemical starter kits to make maintenance a breeze.
Experienced Hot Tub Owners
For seasoned hot tub enthusiasts, we have a comprehensive selection of refills, sanitisers, water balancers, testing tools, and cleaning supplies—everything you need to keep your hot tub in top condition. Stock up on the essentials to maintain and troubleshoot your hot tub effortlessly.
Shop Now and keep your hot tub water sparkling clean, healthy, and ready for relaxation!
Basics to help get your started - Featured hot tub chemicals from Pool Pro
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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 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
- Mareva Revacil Revatop Hydrogen Peroxide Shock (10 Litres)Mareva Revacil Revatop Hydrogen Peroxide Shock (10 Litres) - This is the shock treatment and clarifier product to be used alongside the Revacil sanitizer system. ONLY 2 x 10lts per ORDER Learn More£21.95Out of stock
- Pool and Hot Tub Chlorine Shock Granules (2 kg)Perfect for shock dosing pool or hot tub water, the Chlorine Shock Granules (2 kg) are an effective way to deal with water problems and restore clear, sparkling water. Learn More£21.95Out of stock
- Gold Horizons Spa Natural Clarifier (1 litre)Gold Horizons Spa Natural Clarifier is a powerful environmentally friendly clarifier that enhances the filter's performance and removes high levels of organics & non-organics. Learn More£19.95
- 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
- Gold Horizons Spa Revive (500 g)Gold Horizons Spa Revive is a fast acting, dual action oxidiser/clarifier. This rapid dissolving product has minimal effect on pH is ideal for regular oxidising of spa water. 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 Non-Chlorine Shock Granules (1 kg)An ideal chlorine free alternative for shock dosing pool or hot tub water, the Non-Chlorine Granules (1 kg) are an effective way to deal with water problems without raising the chlorine level. Learn More£18.95
- Gold Horizons Spa Shine 'n' Protect (0,5 litres)Gold Horizons Spa Shine 'n' Protect is a silicone based cleaner and conditioner than cleans, shines and protects acrylic, vinyl and rubber surfaces. This product polishes and protect surfaces from UV, moisture and harsh chemical degradation. Learn More£18.95
- Gold Horizons Clear Spa Flush Plus (1 litre)Gold Horizons Clear Spa Flush Plus is a hot tub pipework cleaner that removes bio-film, soap and grease. Easy application! Learn More£17.95
