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!

Hot Tub Chemicals from Pool Pro and other leading brandsHot Tub Chemicals from Pool Pro and other leading brands
Hot Tub Chemicals from Pool Pro and other leading brands

Basics to help get your started - Featured hot tub chemicals from Pool Pro

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  1. Pool and Hot Tub Non-Chlorine Shock Granules (5 kg)
    An ideal chlorine free alternative for shock dosing pool or hot tub water, the Non-Chlorine Granules (5 kg) are an effective way to deal with water problems without raising the chlorine level. Learn More
    £65.95
    Out of stock
  2. Pool and Hot Tub Chlorine Shock Granules (5 kg)
    Perfect for shock dosing pool or hot tub water, the Chlorine Shock Granules (5 kg) are an effective way to deal with water problems and restore clear, sparkling water. Learn More
    £41.95
    Out of stock
  3. 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
  4. 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
    Out of stock
  5. -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)
    Learn More
    Regular Price £35.84 Special Price £32.25
  6. 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
  7. -10%
    Pool and Hot Tub Cartridge Filter Cleaning Kit - Collection Only

    Cartridge Cleaning Kit for Pool and Spas Cartridge Filters, perfect for cleaning and degreasing between the filters pleats, extending the lifespan of the filter and reducing expenses when compared to simply replacing the filters. The KIT includes:

    • 1 x Pool and Hot Tub Filter Cartridge Cleaner (1 litre)

    • 1 x 27 L Plastic Bucket with Lid and Wire Handle

    • 1 x Cleaner Brush for Cartridge Filters

    Please note: COLLECTION FROM STORE ONLY. 

     

     

    Learn More
    Regular Price £28.94 Special Price £26.00
  8. 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
  9. 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
  10. 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
    £21.95
    Out of stock
  11. 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
  12. 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
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