Pool water turns green because of algae in the water. Algae can grow rapidly, particularly in hot weather, which is why it can surprise you overnight during the warmer months. This generally comes down to an imbalance or lack of chlorine in the water.
Chlorine is an effective sanitiser; however letting chlorine levels drop for even a day can start an algae outbreak. So, it’s important to check your chlorine levels frequently to save you any nasty surprises.
In any case, you can follow these 5 simple steps to get your pool back to full health without having to drain it.
If your pool is dark green and you can’t see the bottom, try the following:
Pool will have varying degrees of a cloudiness which is the dead algae. When pool is clear it is advisable to test for phosphates and treat with the appropriate dosage of Phosphate Remover to prevent algae re-occurring.
For a mid-range green pool, you can:
For light-green looking pools, we recommend:
When using Clarifier, monitor your pressure gauge and when the pressure reaches a high level remove cartridge and rinse clean.
At the completion of the treatment of your pool water, thoroughly clean your filter by using Filter Cleaner.