Free chlorine is the sanitizing portion of chlorine. You may not want to reduce that. Are the levels excessive? There is a product which reduces or eliminates chlorine but beware. Not a good product...
If the actual chlorine reading is not too high (i.e. around 10ppm), suspend dosing and allow it to drop over a period of time. If the chlorine reading is significantly higher, or if you need to use...
Free Chlorine is the Chlorine which is free to do its work in the pool, as opposed to Combined Chlorine which is chlorine that has combined with contaminants and is tied up and ineffective as a...
Chlorine in water may be present in two forms, free and combined. Free chlorine does the hard work of killing bacteria and oxidizing contaminants. When you add chlorine to water, you are actually...
There are 3 components to the chlorine level in the pool. Total chlorine, Free chlorine, and Combined chlorine. Free chlorine is the chlorine available for sanitation.