Water Treatment - General questions

• I have been advised to check the total alkalinity in my pool. What is this and what do I need to do?

• What advice can you give to simplify sanitization of my pool?

• I have heard that bleach could be used to sanitize the water in my pool. What do you think of this idea?

• I have found rock salt that is much cheaper, can I use this without damaging my salt chlorinator?

• What is the best water treatment for a pool?

• How can pool water be sanitized without chemicals ?

• Connected pools: what are the benefits?