8 bestPool Shocksof October 2025
112M consumers helped this year.
1

Spa Oxidizer Shock Non-Chlorine (950g) by Pool Supplies Canada
Pool Supplies Canada

9.9
2

Multi Pool Shock Treatment (Pack of 6 | 450g Each) Fast-Acting 6-in-1 Granular Chlorine Shock + Clarifier, Buffer, Stabilizer, Softener, Stain Remover - for A Crystal Clear Swimming Pool
Pool Supplies Canada

9.8
3

Premium Pool Shock Chlorinating Granules (65% Available Chlorine) (2kg / 4.4lbs)
Aqua Coastal

9.7
4

Non-Chlorine Oxidizer Shock for Pools & Hot tubs (8 Kg)
Aqua Coastal

9.4
5

Pool Shock Treatment & Conditioner (450g) - Fast-Acting Granular Chlorine Shock - Multi Formula: Shock, Clarifier, Buffer, Stabilizer, Softener, Stain & Scale Inhibitor - Pool Supplies Canada
Pool Supplies Canada

9.2
6

BioGuard Smart Shock Case (12 x 400g Bags) 6 in 1 Compound Shock (SKU 2446)
BioGuard

8.9
7

HTH 52039 Swimming Pool Care Shock Ultra, Swimming Pool Chemical, Cal Hypo Formula (1 Pack)
HTH

8.6
8

BioGuard Oxysheen Chlorine-Free Pool Shock (3.25 kg) - Granular - SKU 2866
BioGuard

8.3

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