No chlorine does not last long out in the oppen.
If the chlorine level is correctly maintained this should not be a problem.
Not a good idea, hydrostatic pressure can push the pool up out of the ground.
Get a new testing kit And take a sample of the pool water to the pool shop where they will be able to advise you on your particular needs. And use 12.5% strength liquid chlorine to get the fast high rise that you need.
Test for Cyanuric Acid, this is what causes "Chlorine Lock" however, usually you have the opposite result. High test readings, with no positive effect. The only way to correct this is to physically drain water from the pool and add new. The best way to avoid this problem in the future is to buy higher grade chlorine and shock. tritonunderwater.com
* To clean a pool and new fresh water when the water is green you have to drain the water. * After all the water is gone wash the pool * When that is done you can fill the pool with fresh water. These steps depend on what kind of pool u have!!! I would assume that the above is referring to pools without filters and pumps. The answer should be lots of chlorine and 24/7 filtering of water.
When chlorine is added to pool water, it reacts with organic matter, oils, and bacteria in the water to form new compounds, such as chloramines. These chloramines produce the distinctive "chlorine smell" commonly associated with pools, rather than the chlorine itself. The stronger the smell, the more chloramines are present, which indicates that the pool may need additional chlorine to break down these compounds.
you must drain it then reattache but if it is torn you have to but a new one
Are you talking about a pool? Or a Hot Tub? For a pool you need Chlorine, algae remover, and a pool disinfectant. I use a disinfectant called Kikz Pool cleanser and disinfectant.
1 to 2 hrs. New answer: By pool powder - do you mean dry chlorine? Minimum time may be about 20 minutes with a good circulation system. That too, depends on the quantity of the "pool powder".
You can find great tips about using chlorine for your pool on the following website: http://www.wikihow.com/Properly-Maintain-Swimming-Pool-Water-Chemistry. They have useful info.
Converting to a salt water pool requires the installation of a chlorine generator, and the salt for the pool water. Salt water pool are in fact chlorine pools the difference lays in the fact that chlorine is produced by running salt water through electrodes that in turn releases chlorine from the salt which is usually Sodium chloride (common salt) It may pay to also look at A new more environmentally friendly and healthier alternative By looking at Magnesium and potassium chloride salts.
The water should contain chlorine in order to kill germs. You won't know who or what might land in your pool.