10 bestPool Shocksof June 2026
112M consumers helped this year.
1
Clearwater Chlorine Granules for Hot Tub Spa and Swimming Pool Water Treatment for Rapid Disinfecting and Cleaning, Pail, 5 kg, White
Clearwater
9.9
5% off
2
Bluewater 5kg Shock Chlorine Granules Swimming Pool & Spa
bluewater POOL & SPA CHEMICALS
9.8
5% off
3
Relax 5kg Shock Chlorine Granules Swimming Pool Chemicals
Relax
9.5
4
Bluewater 2Kg Shock Chlorine Granules Swimming Pool & Spa
bluewater POOL & SPA CHEMICALS
9.3
5
25KG HTH Easiflo Dry Calcium Hypochlorite Briquettes Pool Spa Chlorine Shock Treatment Sanitiser Disinfectant
Generic
9.0
OtherUp to 12% off
HTH Granu Fast Dissolves Quickly Chlorine Granules 5 kg Chlorine Granules
Blue Horizons - Non Chlorine Shock 1 X 5kg For Hot Tub Swimming Pool
Blue Horizons - Rapid Shock Chlorine Granules | Non-Stabilised for Effective Pool Oxidisation | Ideal for Shock Dosing | Part of System | Size: 5kg
HTH Shock Chlorine Granules 1.6kg
5% off
6
Granular Shock Chlorine Tub of 5 Kg- Blue Horizons
Blue Horizons
8.7
7
Relax 1kg Granular Shock Treatment Hot Tub Spa Swimming Pool Chlorine Oxidiser
Relax
8.5
8
Desjoyaux Pools - Shock Chlorine Granules 5kg – Stabilised, Fast-Dissolving Hot Tub Chemicals & Swimming Pool Treatment – Kills Bacteria, Rapid-Action Water Sanitiser for Pools, Spas & Jacuzzis
Desjoyaux
8.2
9
HTH Shock Chlorine Granules - Stabiliser Free - 4kg
HTH
7.9
10
Non-Chlorine Shock – Odourless & Irritation-Free, Oxygenates Water, Compatible with Bromine & Chlorine Systems, Spa & Pool Maintenance Essential, Water Clarifier - aBalchemy (5KG)
aBalchemy
7.6
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