Hot Tub Chemicals
Hot Tub Chemicals for Crystal Clear & Healthy Bathing
Buy hot tub chemicals online - High quality trusted brands delivered to your door
Please see here our very extensive range of hot tub chemicals. We only stock top quality tried and tested brands, all delivered next working day at some of the UK's best prices.
New to Hot Tub Chemicals
If you are new to hot tub chemicals, take a look at our very affordable hot tub chemical starter kits to get started. Note also our symptom based shopping filters. Shop by "used in" and "used for" to select products specific to your type of hot tub, and your particular problem without requiring a degree in chemistry! Also, read our simple guide to using hot tub chemicals
Experienced Hot Tub Owners
For experienced hot tub owners, we have a wide range of refills for sanitisers, water balancers, testing, cleaning, maintaining and problem solving for a variety of situations.
Featured Hot Tub Chemicals for Sale
- AquaSparkle Spa Hardness Plus (1 kg)AquaSPArkle Spa Hardness Plus is an effective product used for increasing calcium hardness levels within your hot tub water. Learn More£8.95
- Pool and Hot Tub pH Increaser (1 kg)Perfect for soft water areas, the pH Increaser (1 kg) raises the pool or hot tub pH water level. A quick and efficient way to prevent or cure the problems caused by low pH. Learn More£8.95
- Pool and Hot Tub pH Reducer (1.5 kg)Perfect for hard water areas, the pH Reducer (1.5 kg) lowers the pool or hot tub pH water level. A quick and efficient way to prevent or cure the problems caused by high pH. Learn More£8.95
- Pool Floating Duck Chemical Dispenser (Small Tablets)Floating Duck Chemical Dispenser to use with small santiser tablets 20g in small pools, hot tubs or swim spas. Learn More£7.95
- Hot Tub Anti Foam (0.5 litres)
SPECIAL OFFER Spa Foam Away (0.5 litres) ideal to both prevent and control excess foaming in the spa water.
Learn MoreRegular Price £7.95 Special Price £6.95 - Pool Floating Chemical Dispenser (Bromine Feeder)Pool Floating Chemical Dispenser (Bromine Feeder) to use with bromine sanitiser tablets in pools, hot tubs or swim spas. Learn More£6.95
- Immerse Cartridge Cleaner Aqua Sachet (2 x 50g)Immerse Cartridge Cleaner Aqua Sachet (2 x 50g) is specially formulated to remove dirt and grease from hot tub cartridge filters. Learn More£5.39
- Pool Floating Chemical Dispenser (Small Tablets)Small Floating Chemical Dispenser 5" to use with 20g santiser tablets in small pools, hot tubs or swim spas. Learn More£4.95
- Spa Fusion Aqua Sachet (35 g)Spa Fusion Aqua Sachet - Fast reacting formula for rapid hot tub water recovery by destruction of non-filterable wastes. Learn More£3.75
- 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
- Hot Tub Conditioner Aqua Sachet (120 ml)Hot Tub Conditioner - 120 ml sachet that contains a blend of compounds to enhance the quality of water, reduce chemical consumption and prevent biofilm formation in pipework. Learn More£2.99