Why is my chlorine not dissolving?

Most often, if your chlorine tablets aren't dissolving, it's because there is something wrong with the chemical feeder. Most commonly, it's because the chemical feeder is clogged up or dirty, so water isn't reaching the tablets properly, and therefore they aren't getting dissolved into the pool.
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Why are chlorine tablets not dissolving?

If the tablets are not dissolving, and you get a strong smell of chlorine when you open the chlorinator, you probably have a bad check valve in the chlorinator. It is not allowing any water to move through the chlorinator, and any water that is there simply sits there and builds up a yellowish chlorine gas.
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How can you make chlorine tablets dissolve faster?

If you have a 30,000-gallon pool, you'll need to place three 3-inch pool chlorine tablets in a chlorinator or floater. Water moving over chlorine tablets, as happens in a chlorinator or with tablets designed to be placed in the skimmer, causes them to dissolve more quickly.
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How quickly should chlorine tablets dissolve?

Small 20g chlorine tablets will dissolve slowly over a period of 3-7 days depending on water flow, water temperature and hot tub usage.
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Should chlorinator be full of water?

The saltwater chlorinator needs a sufficient flow of water for effective operation. A dirty skimmer basket, clogged or dirty filter, and a clogged pump strainer, can cause insufficient water flow for the chlorinator to produce less chlorine.
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Why Your Pool Isn't Holding Chlorine



How long after putting chlorine tablets in pool Can you swim?

Generally you will want to wait at least 4 hours, but ideal is waiting for one complete turnover of the water (the time it takes all the water to go through the filter).
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What happens if you put too much stabilizer in a pool?

If the stabilizer level is too high in a pool, it will lock the chlorine molecules, rendering them ineffective as a sanitizer. This usually happens as a result of using chlorine tablets that contain cyanuric acid.
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How long does it take Clorox chlorine stabilizer to dissolve?

It will take 2-5 days to dissolve fully. There are two methods you can use to dissolve stabilizer into your pool water. You can either add the stabilizer to a pool skimmer box sock and hang the sock in front of the return jet or place it in the skimmer box.
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Why is my pool shock not working?

If you still can't see the bottom after shocking your pool, you may need to add a clarifier or flocculant the next day to remove the dead algae. Flocculant binds to small particle impurities in the water, causing them to clump together and fall to the bottom of the pool.
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Will cold water dissolve chlorine tablets?

The cold water, anything below 65°, has an impact on the ability of the chemicals to dissolve properly. I would recommend using liquid chlorine if you have to shock in lower temperatures. You can dissolve granular shock in warm water. Perhaps it will work if you completely dissolve it before adding it to the pool.
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Can I break 3 inch chlorine tablets?

Be careful when the baffles are wide open, that the small slivers of tablets don't fall out, which can stain both vinyl and plaster pools. Place slivers in the skimmer basket. You can use half tablets too, score them with a screwdriver, and break it in half with your hands, underwater in the skimmer basket.
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Do chlorine tablets lose their potency?

Do Chlorine Tablets Go Bad? The simple answer to this question is yes. Like any chemicals, chlorine tablets go bad if left long enough or improperly stored. Kept in the right conditions, however, and they can remain effective for over five years.
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How often should I put chlorine tablets in my pool?

Add one tablet for every 5,000 gallons of water and always round up. For example, if your pool has 21,000 gallons of water, add five tablets per week. If it has 8,000 gallons, use two tablets.
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Will Shock raise free chlorine?

"Shocking” refers to the process of adding chlorine or non-chlorine pool chemicals to the water in order to raise the "free chlorine” level. The goal is to raise this level to a point where contaminants such as algae, chloramines and bacteria are destroyed.
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Is chlorine stabilizer the same as chlorine?

Pool stabilizer is also sometimes called pool conditioner, chlorine stabilizer, or cyanuric acid (CYA). Its purpose is to stabilize the chlorine in your pool water, so the sanitizer lasts longer.
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How long should you run filter after shocking pool?

While shocking your pool will help kill any germs any algae, it won't actually get rid of them; for that, you need your filter. So be sure to run your pool filter for at least 24 hours.
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Can I add stabilizer and chlorine at the same time?

Yes! Just make sure that you wait at least 20 minutes after adding chlorine stabilizer (and that it's completely dissolved into the water) before you go swimming. The same rule applies to all other swimming pool water chemicals including adding alkalinity increaser, chlorine, algaecide, and more.
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What causes chlorine lock?

Chlorine lock is what sometimes can happen when you have added too much pool stabilizer, or CYA, to a pool. CYA (cyanuric acid) is a chemical intended to protect the chlorine molecules from being eaten up by UV rays too quickly, and if you get too much of it, it can completely block your chlorine and render it useless.
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Can you swim with a floating chlorine dispenser?

Floating pool dispensers can be used in aboveground and inground pools, but make sure your pool manufacturer says it's safe to use one. The chlorine floater must be removed from the water when people are in the pool.
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What happens if you swim in a shocked pool?

What Happens If You Swim In A Shocked Pool? If you do not wait for the chemicals used to shock a pool to totally dissolve then you could be placing yourself in serious danger by swimming in it. At the minimum, you will feel itchy skin and eyes because of the chemicals present in the water.
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What happens if you swim after adding chlorine?

It is safe to swim once your chlorine levels are around 5 ppm or after 24 hours. It is always best to test first! Muriatic acid can create a hot spot of acid in the water that could potentially burn or irritate your skin. It is best to wait 30 minutes after adding it to your pool.
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