How much chlorine do I put in my first hot tub?

Author: Miss Jessyca Cummerata DVM  |  Last update: Wednesday, June 15, 2022

In general, 2 teaspoons of chlorine per 200 gallons diluted in water and poured into a circulating tub will generally help raise chlorine levels quite quickly without overdoing it. You should test your chlorine levels every few days and adjust as needed.

How much chlorine do I put in my hot tub to start?

When a hot tub has been refilled, it is important to give the water a high dose of sanitiser. This can be done by adding 60g of chlorine granules per 1,500 litres of water to start the sanitation process and allow the level to drop to 3-5mg/l before using the hot tub.

What chemicals should I put in my hot tub for the first time?

The chemicals you will need to start your hot tub include a pH increaser, pH decreaser, calcium hardness, a metal removal (if using water from rainwater tanks or bore) and a sanitiser.

Do I need to shock my hot tub when I first fill it?

This article has talked a lot about shocking hot tubs, chlorine, and bromine. You don't need to shock your hot tub right after refilling it with fresh water, as the chlorine will do the job for the first week. After that, shock your hot tub at least once a week to keep the water clean.

How long does chlorine need to be in hot tub before use?

Chemicals in your hot tub water can be a delicate balance. So it's crucial to maintain the levels of pH, Alkalinity, and Chlorine or Bromine, also known as sanitizers. You should wait 12 hours before entering the hot tub when you've added either chlorine or bromine to allow it to take effect properly.

Adding Chlorine to a Hot Tub

How soon can I get in my hot tub after adding chemicals?

Again, as a general rule of thumb, people should wait at least 30 minutes after adding chlorine before getting in the hot tub. Those who use bromine might have to wait a little while longer. Make sure the hot tub cover is off, allowing chemical vapors to escape.

Is too much chlorine in hot tub bad?

Too much chlorine may also start to damage your pool cover. Having too much chlorine in the spa pool can be dangerous if you have friends and family members who have sensitive skin or underlying health conditions. For example, it may cause eye irritation, over-dried skin, and possibly some breathing problems.

How do you shock a hot tub for the first time?

Most products require 17g of non-chlorine shock per 1500 litres of water or 35g of chlorine shock per 1500 litres. Carefully pour the treatment into your spa near the water inlets. This will allow it to circulate evenly. Wait for at least 20 minutes before using your spa.

Is shock the same as chlorine?

Shock is chlorine, in a high dose, meant to shock your pool and raise the chlorine level quickly. Chlorine tabs (placed in a chlorinator, floater, or skimmer basket) maintain a chlorine residual in the water. You do need to use both tabs and shock.

What chemicals to put in spa after filling?

There are two primary types of sanitizers chlorine, which we have here, and bromine. Sodium-dichlor, chlorine granules are what we, at Master Spas specifically recommend for sanitation. They offer the best results with the features of your hot tub; such as the EcoPur and the ozone systems.

How do you treat first time spa water?

How to Start a Hot Tub in 12 Easy Steps
  1. Rinse and Drain. If you're a new hot tub owner, you're going to have to get used to the cleaning that comes with hot tub ownership. ...
  2. Turn off All Power. ...
  3. Clean the Empty Hot Tub. ...
  4. Install or Clean the Filter. ...
  5. Fill Your Hot Tub. ...
  6. Prime the Pump. ...
  7. Add the Start-Up Chemicals. ...
  8. Run the Pump.

How much chlorine do I put in a lazy spa?

Chlorine. Chlorine is a sanitiser that controls and prevents bacteria growth and is essential for the hot tub water to be clean and safe to use. The recommended Free Chlorine* level in a hot tub is 3‑5ppm (parts per million). 1.

Should I use a floating chlorine dispenser in hot tub?

A floater is really the worst way to take care of sanitizing your tub—about the most “dinosaur” method still used. It's difficult to regulate the amount of sanitizer being dissolved into the body of water. Then, it starts to seek out what it wants to “eat” after bacteria is gone: pH, tub shell, and more.

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.

Which is better chlorine or shock?

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. Short answer: No. Chlorine sanitizers and shock are similar but different in strength.

How long after adding chlorine granules can you swim?

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.

Can you put a chlorine tablet in a hot tub?

Chlorine tablets are a great way for you to keep your hot tub, pool, or inflatable spa clean throughout the year. They are a great choice because they have the ability to sanitize algae, bacteria, and other contaminants while also being affordable.

Can you put too much shock in a hot tub?

The honest truth is that every hot tub owner has accidentally over-shocked their hot tub at least once. It happens from time to time and it's not the end of the world. Try to keep it to a minimum, though, as it can damage your hot tub and actually harm your body, too.

Does chlorine raise or lower pH in hot tub?

However, chlorine, when used in excess, can alter the pH level of your hot tub. Chlorine can lower the pH level in hot tubs. It reacts with water to form an acidic substance, hypochlorous acid. This hypochlorous acid is the active compound that kills bacteria and germs in hot tubs.

Does pH lower chlorine?

Extreme pH changes can also affect how the chlorine works in your pool. Chlorine works most efficiently in water with a neutral pH level between 7.4-7.6. If the pool is too alkaline, or more than a pH of 8.0, the efficiency is less than 20 percent.

Why is hot tub water cloudy?

Causes of cloudy hot tub water. When it comes to cloudy water, it's likely one of a few culprits — high pH, high alkalinity, and low sanitizer. Dirty filters, body care products, and old water can also be responsible for cloudy water.

How many teaspoons of chlorine do you need to shock a hot tub?

In general, 2 teaspoons of chlorine per 200 gallons diluted in water and poured into a circulating tub will generally help raise chlorine levels quite quickly without overdoing it. You should test your chlorine levels every few days and adjust as needed.

What should be adjusted first alkalinity or pH?

Alkalinity is the total alkaline material in your pool water. You should test alkalinity first because it will buffer pH. Your reading should be in the range of 80 to 120 parts per million (ppm).

What chemicals should I balance first in my pool?

Total Alkalinity (TA) is the first thing you should balance in your pool water. TA refers to the amount of alkaline material in the water. And since alkaline is a pH stabilizer, the number of alkaline substances in water will affect the pH balance.

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