Best Algaecide For Swimming Pools

EASYTEST 7-Way Pool Test Strips, 150 Strips Water Chemical Testing for Hot tub and Spa, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine

Pool Supplies Canada Premium Pool Opening/Closing Chemical Kit for up to 100,000 litres

SeaKlear AquaPill AP71 WinterPill Swimming Pool Winterizer Pill

Chlorine Stabilized Pucks King Size 3" (6 Kg) by Pool Supplies Canada

Hot Tub, Pool & Spa Defoamer (1 Gallon / 128oz) – Quickly Removes Foam Without The Use of Harsh Hot Tub Chemicals, Eco-Friendly & Safe with Silicone Emulsion Formula. Get The Foam Down

6 Pack of Multi-Shock by Pool Supplies Canada (450 g)

Ultimate Pool Closing & Opening Kit (3 Products incl. 50% Algae Concentrate)

2X Superior Swimming Pool and SPA Antifreeze l HIGH DESITY l Non Toxic l Made for Canadian Winters -51 l with a Corrosion Inhibitor l 3.78 Liter Bottles

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

SpaGuard Polysheen (473 ML) Clarifier (SKU 7546)