Master your pool chemistry with precision.https://aqualogue.com/en-CAhttps://aqualogue.com/ca/articles/closing-an-above-ground-pool-for-winter-stepshttps://aqualogue.com/ca/articles/closing-an-above-ground-pool-for-winter-stepsStep-by-step guide to closing an above ground pool for winter: timing at 10°C, water balance, lowering the level, antifreeze, storage and cover safety.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/cartridge-filter-pool-cleaning-frequencyhttps://aqualogue.com/ca/articles/cartridge-filter-pool-cleaning-frequencyHow often to clean a cartridge filter on your pool: use the pressure gauge, the 8 to 10 psi trigger, soak rules, safe steps and replacement signs.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/cyanuric-acid-level-for-outdoor-poolhttps://aqualogue.com/ca/articles/cyanuric-acid-level-for-outdoor-poolCyanuric acid level for outdoor pools in Canada: Alberta and Ontario limits, why high CYA weakens chlorine, and safe ways to test and lower it.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/diatomaceous-earth-filter-cleaning-stepshttps://aqualogue.com/ca/articles/diatomaceous-earth-filter-cleaning-stepsLearn diatomaceous earth filter cleaning steps: when to backwash, the valve sequence, yearly grid deep clean, DE dosing and backwash rules in Canada.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/how-long-does-a-salt-cell-last-in-poolhttps://aqualogue.com/ca/articles/how-long-does-a-salt-cell-last-in-poolA salt cell should last at least three years with normal use. Learn what shortens its life, how to spot failure, and when to clean or replace it.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/hard-water-ppm-level-that-needs-softeninghttps://aqualogue.com/ca/articles/hard-water-ppm-level-that-needs-softeningSoftening is generally recommended above 100 mg/L (about 100 ppm) of hardness. Learn the Canadian scale, sodium effects, signs and how to test.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/hot-tub-water-balance-after-heavy-usehttps://aqualogue.com/ca/articles/hot-tub-water-balance-after-heavy-useLearn how to rebalance hot tub water after heavy use: test daily, correct alkalinity before pH, shock, wait for safe sanitizer levels, and know when to drain.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/how-many-hours-a-day-to-run-pool-circulationhttps://aqualogue.com/ca/articles/how-many-hours-a-day-to-run-pool-circulationMost home pools need 8 to 12 hours of pump run time a day. Learn how to calculate turnover, adjust for heat and cold, and run your pump safely.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/how-often-to-backwash-a-sand-pool-filterhttps://aqualogue.com/ca/articles/how-often-to-backwash-a-sand-pool-filterHow often to backwash a sand pool filter: use the pressure gauge, set backwash and rinse times, work safely, and check local rules for discharge water.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/how-often-to-change-hot-tub-waterhttps://aqualogue.com/ca/articles/how-often-to-change-hot-tub-waterChange hot tub water every three to four months on average, or sooner with heavy use or TDS above 1,500 ppm. Learn the formula and how to drain safely.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/how-to-collect-well-water-sample-for-lab-analysishttps://aqualogue.com/ca/articles/how-to-collect-well-water-sample-for-lab-analysisLearn how to collect well water sample for lab analysis: cold tap, disinfection, bottle handling, timing before or after treatment, and fast delivery.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/how-to-shock-pool-water-after-stormhttps://aqualogue.com/ca/articles/how-to-shock-pool-water-after-stormAfter a storm, clear debris, test pH and alkalinity, shock at the label dose, then retest. Learn when to drain, when to swim and when to call a pro.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/iron-removal-filter-for-well-water-in-househttps://aqualogue.com/ca/articles/iron-removal-filter-for-well-water-in-houseChoose an iron removal filter for well water in your house: test first, understand the 0.1 mg/L objective, pick a certified unit and maintain it safely.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/pool-return-jets-not-moving-waterhttps://aqualogue.com/ca/articles/pool-return-jets-not-moving-waterPool return jets not moving water? Check the water level, pressure gauge, air leaks, baskets and valves, and learn when to call a pool professional.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/how-to-lower-alkalinity-in-pool-waterhttps://aqualogue.com/ca/articles/how-to-lower-alkalinity-in-pool-waterLearn how to lower alkalinity in pool water safely: target range, choosing between muriatic and dry acid, step-by-step dosing, pH recovery and retesting.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/pool-water-care-before-winter-shutdownhttps://aqualogue.com/ca/articles/pool-water-care-before-winter-shutdownPrepare pool water before winter shutdown: balance pH, alkalinity and calcium, shock, time algaecide, lower the water level and store chemicals safely.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/salt-based-vs-salt-free-water-softener-for-well-waterhttps://aqualogue.com/ca/articles/salt-based-vs-salt-free-water-softener-for-well-waterSalt-based vs salt-free water softener for well water: how each works, when hardness calls for ion exchange, sodium trade-offs and certified choices.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/removing-calcium-scale-from-pool-tile-linehttps://aqualogue.com/ca/articles/removing-calcium-scale-from-pool-tile-lineRemove calcium scale from pool tile safely: identify the deposit, choose gentle tools, clean step by step and balance calcium to stop it returning.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/sediment-filter-for-well-waterhttps://aqualogue.com/ca/articles/sediment-filter-for-well-waterLearn how a sediment filter works for well water, how to choose a micron rating, where to place it before a softener or UV unit, and when to test.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/spring-opening-steps-for-inground-poolhttps://aqualogue.com/ca/articles/spring-opening-steps-for-inground-poolSpring opening steps for an inground pool in Canada: remove the cover, check the filter, balance the water, and secure the fence before the first swim.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/sulfur-smell-in-well-water-how-to-fixhttps://aqualogue.com/ca/articles/sulfur-smell-in-well-water-how-to-fixRotten-egg smell in well water is usually hydrogen sulphide. Learn its causes, how to test it safely, and which treatment suits your measured level.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/uv-disinfection-system-for-well-waterhttps://aqualogue.com/ca/articles/uv-disinfection-system-for-well-waterHow a UV disinfection system for well water works, which NSF/ANSI 55 class to choose, the limits to check and the maintenance and testing it needs.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/wait-time-to-swim-after-chlorine-shockhttps://aqualogue.com/ca/articles/wait-time-to-swim-after-chlorine-shockThe official sources consulted set no fixed wait after chlorine shock. Learn how to test free chlorine and pH, and when the water is ready to swim.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/water-softener-using-too-much-salthttps://aqualogue.com/ca/articles/water-softener-using-too-much-saltWater softener using too much salt? Find the common causes, how to check your dose and settings, salt bridge fixes, and when to call a technician.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/well-water-with-high-nitrates-treatmenthttps://aqualogue.com/ca/articles/well-water-with-high-nitrates-treatmentNitrate above 45 mg/L makes well water unsafe for drinking. Learn which treatments work, why boiling fails, and how to choose a certified nitrate system.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/total-dissolved-solids-high-in-pool-waterhttps://aqualogue.com/ca/articles/total-dissolved-solids-high-in-pool-waterHigh total dissolved solids in pool water: what the reading means, why it climbs, how to track it, and when partial drain and refill is the right fix.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/why-does-pool-water-turn-green-overnighthttps://aqualogue.com/ca/articles/why-does-pool-water-turn-green-overnightWhy pool water turns green overnight, how chlorine and pH cause it, how to clear it step by step, and when it is safe to swim again.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/why-does-hot-tub-water-foam-so-muchhttps://aqualogue.com/ca/articles/why-does-hot-tub-water-foam-so-muchHot tub foam usually comes from bather products, detergent residue or unbalanced water. Learn the causes, safe fixes, and when antifoam or draining helps.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/well-water-chlorination-shock-treatment-stepshttps://aqualogue.com/ca/articles/well-water-chlorination-shock-treatment-stepsFollow the well water chlorination shock treatment steps: bleach dosing, contact time, safe flushing and retesting, based on Canadian official guidance.Fri, 30 Oct 2026 00:00:00 GMThttps://aqualogue.com/ca/articles/why-pool-ph-keeps-risinghttps://aqualogue.com/ca/articles/why-pool-ph-keeps-risingWhy pool pH keeps rising in Canada: CO2 loss from water features, high total alkalinity, fill water and new plaster, and safe ways to lower it.Fri, 30 Oct 2026 00:00:00 GMT