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Does anyone know of a powder chlorine that doesn't increase the cya and lower ph? Is bleach the only option? THANKS

I gang, I've been reading alot on this site and now realize why I have a problem with very high cya (over 100) and always dropping ph it's because of the pucks (in floater) and the powder chlorine I have been using for years. I desperatley need to switch to bleach or liquid chlorine. Will...

GREAT SITE !!! I have copper stains (4) this is the second year they are there. I have tried all the vitamin c tab tests and am sure they are copper. My question is I heard copper stains on vinyl are impossible to remove? Is it worth a absorbic acid treatment or is it time for a new liner ??? THANKS

I have a couple of metal stains on the floor of my pool. They are not that noticable and I am kind of intimadated by the acid type fixes I've read about. Can someone give me step by step directions on fixing this problem? Is this something that should be left to a pool pro? Please...

I heard it is dangerous to put pucks in the skimmer, it tears up the heat exchanger on the heater. Is this true? THANKS

What is the harm of running with high CYA?? Is it harmful or just expensive? THANKS (can't really drain pool now)

I recently opened my inground vinyl 25,000 gallon pool. It was pretty green. I mistakenly added to much (triple) algeside and now have a foam problem. It is only visable when I turn on the water slide. The splashing from the slide is making a foamy mess. What can I do to rid my pool of this...