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10 Best swimming pool chemicals in Canada
Best Choice01Aqua CoastalPremium Pool Shock Chlorinating Granules (65% Available Chlorine) (7kg / 15lbs)
Main highlights- Works in all swimming pool types including vinyl liner pools, Gunite pools, and saltwater pools
- Use chlorine granules in swimming pool to increase chlorine and kill bacteria and algae
- Premium chlorine shock treatment that is great for regular maintenance
- Main active ingredient is 65% Calcium Hypochlorite (Cal-Hypo) for quick sanitizing
- Add chlorine shock to water on a weekly basis or as needed
9.8Exceptional
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- 02Pool Supplies Canada
Chlorine Pucks for Pool (6 Kg) - King Size 3” Stabilized Swimming Pool Chlorine Pucks | UV Protected Pool Sanitizer | Slow Dissolving, Long-Lasting Protection for Crystal Clear Pool | 100% Trichloro
9.7Exceptional
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- 03Pool Supplies Canada
Super Pool Clarifier – 1L Liquid Concentrated Water Clarifier – Eliminates Cloudiness & Enhances Filtration – Keeps Water Sparkling Clear & Reduces Scum Build-Up - Swimming Pool Clarifier Liquid
Main highlights- 🇨🇦 MADE IN CANADA: Pool Supplies Canada is a Canadian company and all our products are proudly MADE IN CANADA! Trust a Canadian brand created for Canadian families 🇨🇦
- SAFE FOR ALL POOLS & FILTER TYPES: Designed to work with chlorine, bromine, and saltwater pools, this versatile clarifier is completely safe for all filtration systems. Whether you own an above ground pool or inground pool, enjoy worry-free water treatment with no harsh side effects
- REDUCES FILTER STRAIN & BOOSTS EFFICIENCY: Tired of clogged, inefficient filters? Pool Supplies Canada pool water clarifier advanced liquid formula binds microscopic particles together, allowing your filtration system to trap contaminants more effectively. It helps extend the life of your filter and reduces the need for constant cleaning
- PREVENTS SCUM & MAINTAINS WATER FRESHNESS: Keep your pool walls and waterline free from sticky residue. Regular use of this pool clarifier prevents scum buildup, ensuring your pool stays fresh, inviting, and hassle-free. Ideal for both routine maintenance and emergency cloudy water treatment
- INSTANTLY CLEAR CLOUDY WATER: Say goodbye to murky, dull, and hazy water. This powerful pool clarifier liquid clings to tiny particles, making them easier to filter out. Within hours, your pool or hot tub water transforms from cloudy to crystal clear, restoring the sparkling blue clarity you love
- EFFORTLESS TO USE – JUST POUR & ENJOY: No complicated dosing or multiple treatments needed. Simply add the recommended amount to your pool or spa and let your filtration system do the rest. Enjoy clearer, fresher, and more inviting water without extra effort or expensive treatments
9.4Excellent
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- 04Aqua Coastal
Algae Shield Liquid Pool Algaecide (50% Strength) (Copper and Stain Free) (1L)
9.3Excellent
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Value for Money05BioGuardBioGuard Polysheen Blue (946 mL) Highly Concentrated Water Clarifier (SKU 4863)
Free Shipping9.2Excellent
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- 06
BioGuardBioGuard PowerFloc (946 ML) Advanced Pool Settling Agent (SKU 4856)
29% OffMain highlights- Settles suspended particles to bottom
- Makes it easy to vacuum out debris
- Combines small particles into large particles
- Clears cloudy water fast
- Advanced pool settling agent
9.0Excellent
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- 07Pool Supplies Canada
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
Main highlights- 🇨🇦 MADE IN CANADA: Pool Supplies Canada is a Canadian company and all our products are proudly MADE IN CANADA! Trust a Canadian brand created for Canadian families 🇨🇦
- POWERFUL 6-IN-1 FORMULA: Tired of juggling multiple pool chemicals? Pool Supplies Canada Multi-Shock simplifies maintenance with a 6-in-1 formula that works as a Clarifier, Buffer, Stabilizer, Softener, Stain & Scale Inhibitor, and Shock. Achieve sparkling clean, balanced water with one powerful treatment instead of buying multiple products
- PERFECT FOR WEEKLY MAINTENANCE & POOL OPENINGS: Designed for easy, consistent pool care, Multi pool shock packets are ideal for weekly treatments and seasonal openings. Whether you're getting your pool ready for Summer or maintaining it through heavy use, this versatile shock treatment keeps water pristine and safe for swimming
- KEEPS WATER SAFE & BALANCED: Many shock treatments disrupt pH, leading to constant adjustments. Our chlorine shock is pH-neutral, preventing water imbalance while eliminating harmful contaminants. Maintain a stable, healthy pool environment without worrying about eye irritation, itchy skin, or chemical fluctuations
- HIGH CHLORINE CONTENT FOR MAXIMUM EFFECTIVENESS: With 35% available chlorine, this professional-grade pool shock treatment effectively kills bacteria, algae, and organic matter without leaving residue. Enjoy crystal-clear water that stays fresher for longer, reducing the need for frequent treatments
- FAST-ACTING & EASY TO USE: No more waiting hours for results! This fast-dissolving granular pool shock quickly oxidizes contaminants, eliminates bacteria, and restores water clarity within minutes. Simply add the recommended amount, and let it do the work—no complicated processes or extra steps. Just clear, safe water, hassle-free
8.8Very Good
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- 08Pool Supplies Canada
pH Up Water Balancer for Swimming Pools (8 Kg Bucket) – Pool pH+ Protects Equipment, Enhances Comfort, Restores Water Clarity – Easy-to-Use for All Pool Types – by Pool Supplies Canada
Main highlights- 🇨🇦 MADE IN CANADA: Pool Supplies Canada is a Canadian company and all our products are proudly MADE IN CANADA! Trust a Canadian brand created for Canadian families 🇨🇦
- SAFE FOR ALL POOL TYPES: Whether you own a saltwater system or a chlorine-based pool, this ph plus pool formula integrates seamlessly. It’s ideal for both above ground and inground pools, giving you one trusted solution for clear, comfortable water across all environments
- RESTORES HEALTHY POOL BALANCE: When pH levels drop below 7.2, your water becomes acidic—damaging equipment and irritating skin and eyes. This 8 kg pH Up formula quickly raises levels back to the ideal 7.2–7.8 range, keeping your pool water safe, gentle, and stable for swimmers of all ages
- MAINTAINS SWIMMER COMFORT & CLARITY: Low pH water can sting eyes, dry skin, and cloud visibility. This product not only protects your pool system—it ensures your swimming experience remains soothing, refreshing, and irritation-free all season long
- FAST-DISSOLVING & EASY TO USE: No mixing, no guessing. Just measure and pour 100g per 10,000 L when pH falls below 7.2. This granular pool ph up dissolves rapidly and circulates evenly, so you can correct water chemistry quickly without disruption to your swimming schedule
- EXTENDS LIFE OF POOL EQUIPMENT: Acidic water quietly destroys what you’ve invested in—pipes, filters, heaters, and liners. By keeping pH within the recommended range, this pH+ solution helps prevent corrosion, prolongs the lifespan of your pool system, and reduces costly repairs
8.7Very Good
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- 09EASYTEST
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
Free Shipping8.6Very Good
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- 10Canada Pool Warehouse
HTH Super Extra 75% CHLORINATING GRANULES Shock Treatment, Pool Water Treatment, 454 g (5)
Main highlights- VERSATILE USE: Compatible with all pool types and effective for routine maintenance or problem-solving treatments
- QUICK ACTION: Fast-dissolving formula works rapidly to sanitize and clarify cloudy pool water for immediate results
- NOT RETURNABLE: non refundable product. Final sale
- CONVENIENT FORMAT: Pre-measured 454g sock-it treatment pack eliminates measuring and provides precise dosing every time
- COMPLETE SOLUTION: Four-in-one formula helps sanitize, prevent algae, clarify water, and maintain proper chemical balance
- 75% SHOCK TREATMENT: Powerful pool water shock treatment designed to quickly eliminate algae and restore crystal clear water in swimming pools
8.5Good
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