How to shock a pool with liquid chlorine?
Preparing to Shock Your Pool
- Know how many gallons of water your pool holds. Need assistance with this? ...
- Using your pool testing kit, check your current chlorine level. This is important if you are attempting to bring your chlorine level up to an exact level. ...
- Before adding your pool shock, you must first make sure your water’s pH level is balanced. ...
- Choose your pool shock. ...
When can you swim after shocking pool?
It will depend on the size of your pool and the quantity of the chlorine. It is suggested to wait for at least four hours after adding liquid chlorine in the pool. Also, you can wait until the level reaches 5 ppm or even lower. Now you know how long after shocking a pool can you swim.
What is the best pool shock?
Type of Pool Shock
- Calcium hypochlorite Calcium hypochlorite comes with 65 to 75% of active chlorine, which is really strong. ...
- Sodium di-chlor Having a stabilizer ingredient in it, Sodium di-chlor is really perfect for regular pool maintenance. ...
- Potassium peroxymonosulfate
What chemicals are in pool shock?
Which type of pool shock is right for you?
- Calcium hypochlorite - or “cal hypo,” as the pros say, is a super-concentrated form of chlorine that’s sold in granular form. It’s super-effective at killing algae and harmful bacteria. ...
- Dichloroisocyanuric acid, also known as “dichlor,” is a formulation of chlorine and cyanuric acid. ...
- Non chlorine shock. ...
Is Shocking a pool the same as adding chlorine?
SKIMMER NOTES: No. Chlorine and shock are not the same thing. Shock has a more intense chemical strength than the traditional chlorine sanitizers, and it also differs in how you should apply it to your swimming pool.
Does pool shock reduce chlorine?
Shocking the pool means adding extra chlorine to the water to eliminate excess bacteria, algae and other microorganisms from your pool. If you miscalculate and add more tablets or granules than necessary during the shocking process, or during routine maintenance, this can cause a high chlorine level.
Does shock affect chlorine?
Non-chlorine shock is a good option if you want to get rid of organic debris and murky water and go right back to swimming. It is also effective to reduce combined chlorine. If you have an algae bloom or are worried about extra bacteria from a heavy load of swimmers, only chlorinated shock will do the trick.
Can I add shock and chlorine at the same time?
Adding chlorine besides the shock can increase the chlorine content in the water which can make the entire shocking process useless. Hence, it is better if you don't use the shock and chlorine at the same time. The best time to add chlorine to the pool water is after you have shocked the pool.
Do you run filter when shocking pool?
Run the filtration system 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.
How long does it take for pool shock to work?
Heavy shocking with granular chlorine will generally require 24-48 hours before the chlorine level has dropped to safe swimming levels (below 5 ppm). Lithium and Non-Chlorine shock labels typically allow immediate swimming, but check the package label, to be sure.
What happens if I over shock my pool?
A common question among pool owners is, “Can I over shock the pool?” The short answer is no. You can add more shock than needed, which is a waste of money and materials. You can also get green hair from a reaction to high levels of chlorine. In general, however, over-shocking is harmless.
When Shocking a pool should the pump be on?
Add the shock at night You should then run the pool pump for a few hours (to circulate the shock), then switch it off and leave the pool overnight. Adrian explains that you may need to repeat this process another 1-3 times, especially if your pool is particularly dirty.
How often should you shock your pool?
about once a weekHow Often Should I Shock My Pool? Shocking your pool regularly will help to keep the water clean and free of contaminants. You should aim to shock your pool about once a week, with the additional shock after heavy use. Some tell-tale signs that your pool needs to be shocked are cloudy, foamy, green, or odourous water.
Do you put shock or chlorine first?
Low chlorine levels often cause green or hazy water, so if your water looks a little cloudy and you haven't shocked in a while, adding shock is the first step. It is always best to shock the pool in the evening, when the sun if off the water.
How long after shocking pool can you add chlorine?
It is critical to understand that using pool shock and algaecide together can cause bad chemical reactions if the necessary precautions are not taken. Since your chlorine levels will not return to normal right after you shock your pool, we recommend waiting at least 24 hours to add algaecide.
How can I raise the chlorine level in my pool fast?
1:011:55Adjusting Chlorine Levels in Your Pool - YouTubeYouTubeStart of suggested clipEnd of suggested clipWe also offer h th tricor tablets which are stabilized. This means they contain cyanuric acid theseMoreWe also offer h th tricor tablets which are stabilized. This means they contain cyanuric acid these can be put in a skimmer or a floater.
How long does it take for chlorine levels to drop?
After using chlorine, you should allow 24 hours for the level to drop, but if you use non-chlorine shock (e.g., potassium monopersulfate), you should be able to get in after 10 minutes. Always test the levels after shocking the water before getting in.
What happens if I over shock my pool?
A common question among pool owners is, “Can I over shock the pool?” The short answer is no. You can add more shock than needed, which is a waste of money and materials. You can also get green hair from a reaction to high levels of chlorine. In general, however, over-shocking is harmless.
Do I add chlorine or shock first?
It Should Not Be Done Together This is because when you mix chlorine and algaecide together, it renders both of them useless. Hence, you should first shock the pool and wait for the chlorine levels to fall below 5 PPM.
What does shock do to a pool?
"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.
Why is it dangerous to add chlorine to a pool?
If you add too much shock, the water can become dangerous as the chlorine reacts with other chemicals in the water. The calcium in the shock can cause buildup, while the pool’s chlorine levels can stay high for more than a week, turning the pool dangerous to be in.
How does shock affect chlorine levels?
Shock increases the free chlorine level. There are two ways that shock increases the free chlorine levels within a pool. The first way is by adding more chlorine to the pool. The second is by reacting to the stored, combined chlorine already in the pool’s water, releasing it.
What chemicals are in pool shock?
Calcium hypochlorite is the usually main ingredient of shock, with the mixture holding around 70% chlorine and calcium.
What time of day is best to shock a pool?
Ideally you should shock a pool in the evening, to ensure that the sun is not eating away at the chlorine in the pool before it has a chance to work. The sun is always the enemy of any pool owners as it causes chemical reactions with the water to bond free chlorine with other chemicals like nitrogen.
How do the chemicals react differently?
Now that you know what is in the shock and how much of it each type of chemical can be held in each type of treatment, you need to know how they react. This is easily one of the most important parts about using a shock treatment, as most people only use them when a pool is green.
What are the two types of chlorine shocks?
There are two main types of Chlorine shock (that is, shock containing Chlorine) which are Calcium Hypochlorite (often referred to as Cal-Hypo) and Dichloroisocyanuric acid (often referred to as Di-Chlor).
What does shock do to a pool?
But exactly what does pool shock do? Pool shock increases the total amount of free chlorine in your pool, either by adding more chlorine or other shock chemicals that break apart combined chlorine . The increased level of free chlorine then destroys contaminants such as algae, bacteria and chloramines.
Why is my pool shocking?
The most common reason for shocking your pool or spa is to deal with combined chlorine. There are three measurements of chlorine in pool or spa water: free chlorine, combined chlorine, and total chlorine.
What is shocking in pool?
Shocking is the process of adding chemicals (usually chlorine) to your pool to:
What happens when it rains in a pool?
Also, as the rain is falling through the air, it picks up contaminants such as pollen and pollutants and dumps them in your pool. Heavy rain may cause ground runoff to empty into your pool. Thou shalt shock if thy combined chlorine level is at .5 or higher.
How long do you have to brush and run a shock pump?
Thou shalt quickly disperse and distribute thine shock by brushing and running thine pump for at least 20 minutes after the broadcasting thereof.
Why do you have to shock someone in the evening?
In the evening because the sun will not be boiling the chlorine out of your pool , and after everyone is done swimming because shocking is going to bring the chlorine level up to a level that may be irritating to skin and eyes . Other times that may require an extra dose of shocking:
Why does algae grow faster in hot weather?
Also, because algae are a type of plant the extra sunlight causes faster algae growth.
What to do if your chlorine level is high?
If your total chlorine level is high, you will use a non-chlorine shock; if it is low, you will use a chlorinated shock. As a rule, you will need to raise free chlorine to 10 times your combined chlorine to hit what is known as “break point.”. Therefore, it is good to deal with combined chlorine while it is still small.
Why shock a pool?
The idea behind shocking your pool is to quickly elevate the level of free chlorine in the pool, effectively killing all germs and contaminants.
How does chlorine work in a pool?
It works by oxidizing organic compounds in the water. By focusing on them, it allows the residual free chlorine in the pool to focus strictly on sanitizing the water. Chlorine Vs Shock: The Comparison. When comparing pool chlorine vs shock, there are certain characteristics they have in common.
What is the best chlorine for pool?
Trichlor comes in puck/tablet form and is the go-to choice for most pool owners as a residual chlorine. It has 90% available chlorine, and a low pH level of 3, making it ideal for use over long periods of time.
What is breakpoint chlorine?
Breakpoint chlorination is the level of free chlorine that’s required to destroy the combined chlorine in the water. Due to its higher percentage of free chlorine, shock can take care of all the pollutants that the residual chlorine no longer can handle.
What are the two categories of chlorine?
Chlorine comes in 2 categories: unstabilized and stabilized.
What is pool chlorine?
Pool chlorine is a sanitizer and oxidizer that keeps your pool water free from germs, bacteria, viruses, and organic pollutants.
What is CC in pool?
Combined chlorine (CC), often referred to as chloramine, is chlorine that has been used up in your pool after attacking (and combing with) pollutants, making it ineffective at keeping your pool water sanitized. Total chlorine (TC).
What happens when you shock a pool?
By shocking your pool, you replenish your chlorine level and oxidize chloramines (combined chlorine), which are a gaseous irritant that are hazardous for human consumption.
What causes shock in pool water?
Shocking frequency also depends on how much use the pool is getting, and what kind of weather it’s being subjected to. Heavy rainfall and storms can disrupt the pool water’s chemical makeup by introducing backyard debris and air pollutants like dust and pollen spores into the water.
What does shocking mean in a pool?
Pool shocking doesn’t mean sending 5000 volts of electricity through the water (although that would be pretty cool to see). However, what it does refer to is the rebalancing of pool chlorine levels, keeping the pool water safe to swim in.
Why do you shock a pool at night?
Pool shocking is usually done at night, when the sun no longer shines on the water. This is because UV rays destroy chlorine at near warp speed. Twilight hours give the shock an extended amount of time to effectively kill everything in its path.
Why does my pool smell like chlorine?
Chloramines irritate your eyes, nasal passage, lungs, and skin. If the pool has a very strong chlorine smell to it, you know it’s time to shock.
How to test pool water for shock?
Step 1. Test & Balance Your Water. Before you add shock treatment, you need to test your pool water and balance its levels. The pH level should be between 7.2 and 7.6, with total alkalinity being between 80 and 120 ppm. Pool water testing is easy to do using test strips or liquid test kits.
How to find out your combined chlorine level?
To find out your combined chlorine level, test your water and subtract your free chlorine level from the total chlorine level.
