How do you know how much shock to add to pool?
Typically for granular shock, you’ll need one pound for every 10,000 to 13,500 gallons of pool water. With over 8 million residential swimming pools across the US ranging from 5 thousand gallons to over 30 thousand gallons, the amount of shock you need to treat a swimming pool isn’t a one-size-fits-all answer.
How much shock do I need for my Pool?
Next up is determining the amount of shock needed for your pool. As a general rule, 1 lb. of shock is used for every 10,000 gallons of pool water. Most shock is sold in 1 lb. bags, making it easy to calculate how many bags your pool will require. Note: we recommend reading the instructions as some pool shock can vary in its dosage.
What happens when you Shock Your swimming pool?
The term “shocking your swimming pool” essentially means adding high volumes of concentrated chlorine to kill off any living contaminants (like bacteria or algae) that have developed within your pool. Although, if you overdo the shock treatment, you risk getting green hair from chlorine due to the excess chlorine oxidizing the copper in the water.
What kind of chlorine do you use to shock a pool?
Lithium hypochlorite is usually used in pools with high calcium levels because it doesn’t contain calcium itself. You don’t have to pre-dissolve it, making it slightly more convenient than other shocks. This is a granular chlorine that dissolves slowly, so it’s cleaning power lasts longer than cal-hypo.
How often should you add chlorine to a pool?
You should also be aware of the pool’s combined chlorine level, so that when you shock its reaching breakpoint chlorination. 10 times the amount of the combined chlorine level must be added to the pool water in order to raise its free chlorine level and reach breakpoint.
How often should a person shock their pool?
- After a high bather load (e.g. A party)
- After a heavy rainfall or thunder storm
- After a water change
- At the start and end of the season.
How much shock do I need to open my pool?
An average size swimming pool will usually require four gallons of swimming pool shock at the time of the opening and the pool closing. During the pool season its also best to shock the swimming pool when your chlorine level is below normal.
How often should I Shock my Pool or spa?
It’s often recommended to shock your pool once a week. If you don’t do it every week, you should at least do it every other week. This is necessary to maintain your pool’s water chemistry. If you have a lot of people over in your pool or have a party, you may want to shock your pool more frequently.
How much chlorine does it take to shock a pool?
Chlorine between 2-4 ppm Free Chlorine is recommended for residential pools and 3-5 parts per million for commercial. Shocking the pool requires raising the free chlorine over 10ppm. Negative effects from high chlorine greatly depend on the amount of Cyanuric Acid (CYA or Stabilizer) present in the water.
