Quick Answer: Will Shock Lower PH In Hot Tub?

How do I lower the pH in my hot tub?

There are two main chemicals typically used to decrease pH in hot tubs, muriatic acid and dry acid (also known as sodium bisulfate).

Although they are designed to do the same thing, pay attention to which chemical you are using, because how you add the chemical differs..

Can you add shock and pH up at the same time?

Using liquid chlorine raises the pH of the water. Liquid chlorine does not raise pH. … Chlorine shock + Sequester Agent: Chlorine shock will also disrupt stain & scale chemicals, aka chelators or sequestering agents, if added at the same time.

What do you do if your spa pH is too high?

If you do encounter a problem with high pH, use a pH down product to get it back within the correct range. If your pH is too low, use a pH up product to raise the pH.

Can I put vinegar in my hot tub?

You can use vinegar or any acetic acid to clean your hot tub, but we recommend our pH Down for best results. Vinegar is an all-purpose cleaner. … It makes perfect sense, then, that vinegar is also effective for cleaning your hot tub.

Does spa shock lower pH?

Preparing to Shock a Spa or Hot Tub Oxidizers work best in a low pH environment, and the efficacy of your spa shock is twice as great at a pH of 7.5 than it is at a pH of 8.0. Check to be sure that your pH is not too high before shocking. … Lower pH level to between 7.2-7.6 before shocking.

Why is my spa pH always high?

The primary reason for a high pH and the tendency for the pH to stay high is a very high total alkalinity. Total alkalinity is the buffer to keep pH in range. … Carbon dioxide builds up and makes the pH go up. This is why hot tub owners, on a regular basis, need to add something to lower their pH and alkalinity.

Is high pH in hot tub dangerous?

You should NOT use your hot tub if the pH is too high (above 7.8). That can lead to itchy skin and burning eyes. But it can also cause scale build-up which can clog pipes and shorten equipment lifespans. If the total alkalinity is off, that can make it hard to balance pH.

Can you shock a pool two days in a row?

Will the children swim again? Here’s the deal. It’s pretty tough to over-shock your pool; shocking your pool two days in a row with the proper dosage for your pool volume shouldn’t be a problem – and in fact, is sometimes even needed to rid your pool of algae and other contaminants.

How do I bring my pH down?

Use a pool test kit to check the pH, acid demand, and total alkalinity. Once you’ve determined that the pH level is too high, you should now work to restore the balance. There are two main products for lowering the pH. These are sodium bisulfate (also known as dry acid) and muriatic acid.

How long does it take to lower pH in hot tub?

between 3 to 6 hoursLet Balance Let the pump circulate the water between 3 to 6 hours after you add the pH decreaser. The pumps will thoroughly mix all the water in the hot tub with the acid so that both the pH and alkalinity is consistent.

Does chlorine lower pH in hot tub?

The safe pH range for a hot tub is between 7.2 and 7.8—very slightly alkaline. At this pH, chlorine in the water will work effectively to keep the water clean, and, therefore, not harmful to you. Minerals in the water and sanitizers you add all affect the pH level; you should check it twice per week.

How do I lower the pH in my hot tub without chemicals?

How to Lower pH in a Hot Tub With VinegarTest the pH of the hot tub after the water has been circulating for a few hours. … Lower the pH of the water by measuring out four cups of vinegar and pouring it directly into the water. … Check to ensure the pump is running after the addition of the vinegar to ensure the acid is properly circulated throughout the waters.More items…

Will baking soda lower pH in hot tub?

Baking soda does work to raise the pH of your hot tub. But, it impacts alkalinity more than pH. Because of its minimal impact on pH, it can take over a pound of baking soda to significantly impact your pH. Soda Ash or magnesium oxide are much better alternatives for raising the pH in your hot tub.

How long after adding pH up can you add shock?

8) How long after adding chemicals can I swim? Alkalinity Balance, pH up, pH down, Calcium Balance, Water Stabilizer, and clarifier are all swim-safe chemicals. Wait about 20 minutes, and you are free to swim. We suggest adding algaecide, Super Erace, and shock at night, after everyone is out of the pool.

What should be adjusted first alkalinity or pH?

Check Total Alkalinity (TA) first, then adjust for proper pH range. Proper TA will buffer pH, that is, it will help to prevent pH fluctuations. Use fresh, high quality test strips. Excessively high bromine or chlorine levels can result in false pH and TA readings.

Does shock increase pH?

Chlorine based pool shock (Calcium Hypochlorite) has a high pH, and will naturally raise the pH level of your swimming pool water, in addition to changing your chlorine level. Chlorine free shock has a neutral pH, and will not affect any of your pool chemical levels.

Can I use vinegar to lower the pH in my hot tub?

How much vinegar should I put in my hot tub? By adding four cups of white vinegar or apple cider vinegar at a time and then allowing the tub to run through a cycle and circulate the pH can safely and effectively be lowered. Vinegar is one way to clean the jets.