Understanding calcium hardness in pool water
As with every other aspect of water chemistry, calcium hardness also needs to be in balance to protect your pool surface from calcium formation, stains, or corrosion. High or low calcium hardness can cause white staining on pool surfaces, etching, or discolouration.
Is expensive pool salt a waste of money?
Almost daily we receive telephone calls from distressed clients saying the following – “I got some cheap salt from my local hardware store and now I’ve got these ugly brown stains in my pool”. Often, this brown staining becomes evident within hours of adding the salt to the water
Swimming Pool Water Cloudy? Here’s how to fix it fast
Our technician visited a green pool last year that had five times the normal chlorine level and was still green! Why? The pH of the water was so high that the chlorine was prevented from working and so it was not able to clear the pool.
What’s all the hype about pH? My water is crystal clear
Poor pH balance causes nearly every type of stain that our technical team see each day. Our photo gallery shows some extreme cases where the pH has been left to drift a long way above the suggested level.