My pool is cloudy (after heavy rain), so I shocked it, but it never clear up. I have run the pump continously for several days, it is still cloudy. The most curious...

Not introducing measureable chlorine with a feeder (also obvious by their very slow dissolution) using "pucks." Maintaining correct chemistry with stablized...

No matter how much shock or chlorine I add to my pool, my test kit says there is no chlorine (free or combined) The stabilizer level is fine, there is no visible algae....

Has any one had any experience with this unit? It said it uses salt and ther unit and produces it own cl2.

In combatting algae problem, I supershocked; now I have free chlorine and

combined chlorine levels of at least 10 - for at least 3 days now. Do I reshock to get rid of...

I used to have a simple test kit for chlorine and pH. The chlorine test was just a matter of adding 5 drops of a liquid to the water and it would turn a yellow color you...

For the past 3 years our pool has gone into "chemical lockup". Twice last year. After treating taking a water sample to our pool service, purchasing 250.00...

Regarding inground pool, 20,000 gallons - chlorine would not register last year - emptied and refilled pool last summer with good results. At closing in September...

This is my third year with my pool (28 ft x 4 ft deep - circle). When I removed the tarp, it had a lot of brown sediment on the bottom and sides. I added 18 oz of...

why is this happeming

I have added 24 lbs of shock to my pool in the last 2 weeks and still no free chlorine showing up. My water is cloudy. What is the maximum amount of shock anyone has...

I have a 13,000 pool a year old and Ph and clorine have always been great. I am now having big yellow spots in the pool and hot tub which I can brush away but they keep...

How does everyone add their chlorine to the pool? a pool professional told me to add the chlorine - calcium hypochlorite granules- to the skimmer. when I did that the...

What exactly is free chlorine? Is that what's in the SHOCK or the tablets that my floating duck holds? Any help is appreciated.

I am operating an Olympic sized swimming pool at a recreation facility. The pool is not open currently due to pump problems. 2 out of 3 of our sand filters have burned...

I have a brown spot on my fiberglass pool where a chlorine tablet lay for a day I have tried lots of absorbic acid and oxalic acid nothing will remove it does anyone...

reguardless how much chlorine shock we put in our pool we can't get a free chlorine reading, even though total chlorine does read between 3 and 7.

I purchased a bucket of pucks in late August but never ending up needing them, so the bucket is still sealed. Can these be kept until next year & used. If so can...

I don't know the difference between, free chlorine and stablizer. My dip stick reads free chlorine is too high and stablizer is too low. What does this mean and how do I...

I recently bought a small 1000 gallon inflatable pool for the kids to play in. The pool shop up the street told me to shock the pool with one pound. I accidently put one...