Apply each smaller dose, allowing time to thoroughly circulate (2-3 hours for commercial pools/6-8 hours for domestic pools) before re-testing chlorine/bromine level and if necessary adding further doses. Quick answer: Aside from waiting for your chlorine level to fall naturally (slow), adding a chlorine neutralizer like sodium thiosulfate to your water is easily the fastest and most controlled way to lower the chlorine level. uk, we offer an all-encompassing range of pool chemicals to see you through every season and every eventuality.

Even if your pool is clean and clear it is still advised that you shock dose your pool once a fortnight or once a week during warmer periods. However, chlorine levels that are too high can irritate your skin, eyes, and lungs, so you don’t want to go overboard. You should monitor the level of active bromine in your pool with a bromine test kit and adjust your brominator to give a bromine level between 2-4ppm. The eFill range of controlled dose concentrates gives you all the cost-effective cleaning power you need in one neat little package. Reason for Testing: To allow Chlorine to work to its full potential and to prevent any corrosion or scale forming it is important to maintain a pH within the ideal range.

Cyanuric acid (CYA) will prevent the sun from burning through your chlorine, but too much will also weaken your chlorine to a point where an extreme amount is needed to maintain proper sanitation.

User tip: At the start of each season, it’s recommended to dose 1 litre of algaecide to each 10,000 gallons of pool water. The required amount of calcium hypochlorite should be dissolved into a bucket of warm water and then poured into your skimmer. Using algaecide in your pool is recommended as part of your start-up process each season but also whenever your pool shows signs of developing or established algae. An elevated chlorine level isn’t usually a serious problem, but it can lead to some complications with the balance of your water. Sometimes, too much chlorine gets into the pool - often by accidentally overdosing the water with chlorine or after a shock dosing to get rid of algae.

High levels of cyanuric acid will create 'chlorine lock' resulting in the chlorine becoming ineffective. of Health and Human Services Go to source If you think your hot tub has too much chlorine in it, the first thing you should do is test it to make sure. If you have a tiled pool and live in a soft water area, it’s important that you keep sufficient calcium in the pool water.