How to get rid of calcium ( white stains ) in pool surface

Welcome to TFP.

Does the stain areas feel rough like sandpaper or smooth?

How do you chlorinate your pool?

What test kit do you use?

Post your water chemistry from your own test kit in the format:

FC
CC
pH
TA
CH
CYA

 
What test kit are you using?

What is your water temperature?

What salt system?

Please create your signature with details of your pool and equipment. That lets us give you specific advice without repetitively asking what you have.
 
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