What Is Free Chlorine In Pools. Well, there’s more than one type of pool chlorine and the key to pool cleaning is understanding the difference between free chlo. Chlorine is a potent chemical that should be handled with great care.
Add a chlorine neutralizer like sodium thiosulfate ; Free chlorine is added in order to clean and sanitize your water. Free chlorine is the conventional chlorine that you add to your pool.
Free chlorine + combined chlorine = total chlorine.
Hydrogen peroxide has only 30% of the sanitizing power of chlorine. The free chlorine is either added manually, by an automatic dispenser or by way of salt water chlorination. Once the free chlorine does combine, it will begin to kill and neutralize the water's contaminants. In effect, free chlorine is the amount of chlorine that is free to kill harmful microorganisms in your swimming pool’s water.