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10 bestSanitizer For Hot Tubof December 2025

112M consumers helped this year.

38% off

1

Clearwater CH0019 1 kg Multifunction Chlorine Tablets, 4-in-1 Dispenser Tablets (Sanitiser, Stabiliser, Algaecide and Clarifier) for Pools and Hot Tubs, 50 x 20 g, White
Clearwater CH0019 1 kg Multifunction Chlorine Tablets, 4-in-1 Dispenser Tablets (Sanitiser, Stabiliser, Algaecide and Clarifier) for Pools and Hot Tubs, 50 x 20 g, White

Clearwater

9.8

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2

eco3spa Watercare Kit (with Multi-function Active Oxygen Granules) - Chlorine Free Hot Tub Sanitiser
eco3spa Watercare Kit (with Multi-function Active Oxygen Granules) - Chlorine Free Hot Tub Sanitiser

Surespa

9.6

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3

ClearSpa Bromine Tablets 5kg - Slow Release - Suitable for Hot Tub, Spa and Swimming Pool Water Treatment
ClearSpa Bromine Tablets 5kg - Slow Release - Suitable for Hot Tub, Spa and Swimming Pool Water Treatment

ClearSpa

9.4

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4

ClearSpa Bromine Granules 5kg - Suitable for all Hot Tubs, Swimming Pools and Spas Water
ClearSpa Bromine Granules 5kg - Suitable for all Hot Tubs, Swimming Pools and Spas Water

ClearSpa

9.2

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32% off

5

Clearwater CH0018 Lay-Z-Spa Chemical Starter Kit for Hot Tub and Spa Water Treatment (Includes Chlorine, pH Minus, pH Plus, Foam Remover and Test Strips)
Clearwater CH0018 Lay-Z-Spa Chemical Starter Kit for Hot Tub and Spa Water Treatment (Includes Chlorine, pH Minus, pH Plus, Foam Remover and Test Strips)

Clearwater

9.0

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Related productsUp to 3% off

CUQOO 1kg 4-in-1 Multifunction Chlorine Tablets with Floating Chlorine Dispenser - Slow Release Chlorine Dispenser Tabs for Hot Tub and Pools - Hot Tub Table Float Sanitizer & Stabilizer Pool Supplies

CUQOO 1kg 4-in-1 Multifunction Chlorine Tablets with Floating Chlorine Dispenser - Slow Release Chlorine Dispenser Tabs for Hot Tub and Pools - Hot Tub Table Float Sanitizer & Stabilizer Pool Supplies

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Hot Spring Spas Freshwater Ag+ Continuous Silver Ion Sanitizer 71325 - 2 Pack

Hot Spring Spas Freshwater Ag+ Continuous Silver Ion Sanitizer 71325 - 2 Pack

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SpaChem Spa Bromine Granules 1kg - Bromine Infused Granules, primary sanitizer for your hot tub, can be used with Bromine Tablets.

SpaChem Spa Bromine Granules 1kg - Bromine Infused Granules, primary sanitizer for your hot tub, can be used with Bromine Tablets.

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Pro-Kleen Antibacterial Hot Tub & Spa Surface Cleaner Spray - Removes Harmful Bacteria, Oil & Grease (1 Litre)

Pro-Kleen Antibacterial Hot Tub & Spa Surface Cleaner Spray - Removes Harmful Bacteria, Oil & Grease (1 Litre)

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12% off

6

ClearSpa Chlorine Granules 5kg - Stabilized Suitable for Hot Tub, Spa and Swimming Pool Treatment
ClearSpa Chlorine Granules 5kg - Stabilized Suitable for Hot Tub, Spa and Swimming Pool Treatment

ClearSpa

8.7

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7

SpaChem 5kg Spa Bromine Granules For the Disinfection of Swimming Pool Spas and Hot Tub Water - Premium Grade Bromine Infused Chemical, used as a primary sanitizer for your Spa or Pool
SpaChem 5kg Spa Bromine Granules For the Disinfection of Swimming Pool Spas and Hot Tub Water - Premium Grade Bromine Infused Chemical, used as a primary sanitizer for your Spa or Pool

SpaChem

8.5

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6% off

8

Clearwater CH0009 Water Clarifier for Hot tub Spa and Swimming Water Treatment for Pristine Crystal Clear Water, 1 Litre
Clearwater CH0009 Water Clarifier for Hot tub Spa and Swimming Water Treatment for Pristine Crystal Clear Water, 1 Litre

Clearwater

8.2

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9

Pro-Kleen MY1446 Tub & Spa Anti Foam for All Hot Tubs & Spas-Easy to Use 5L, Clear (5 Litres)
Pro-Kleen MY1446 Tub & Spa Anti Foam for All Hot Tubs & Spas-Easy to Use 5L, Clear (5 Litres)

Pro-Kleen

7.9

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5% off

10

Clearwater CH0007 Foam Remover for Swimming Pool and Spa Treatment, 1 Litre
Clearwater CH0007 Foam Remover for Swimming Pool and Spa Treatment, 1 Litre

Clearwater

7.7

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