What can I use in a hot tub instead of chemicals?

More than one alternative to chlorine in a hot tub

  • Ultraviolet (UV) system. This is an excellent alternative to chlorine in a hot tub.
  • Salt-based systems. These systems eliminate the need for chlorine or bromine.
  • Ozonators.
  • Ionizers.
  • Non-chlorine shock.
  • Enzyme-based treatment.
  • Keep your hot tub covered.
  • Shower before use.

What is the most important chemical in a hot tub?

Sanitizer. You could say this is the most important of all the spa chemicals you’ll use. After all, it’s what keeps your hot tub, well, sanitized.

Can you use a spa without chemicals?

While you could use a hot tub without chemicals, you could not soak safely. Water needs to be circulating and treated in order for it to be good for soaking. When you don’t use chemicals in your hot tub or use too little, you are creating the perfect environment for algae, bacteria, and other contaminants to thrive.

What chemicals should I use for my spa?

What Chemicals Do I Need for a Spa or Hot Tub?

  • Spa Sanitizer – Usually Bromine or Chlorine.
  • pH Increaser and Decreaser.
  • Total Alkalinity Increaser.
  • Calcium Hardness Increaser.
  • Spa Shock – Either Chlorine or MPS.

How long can water sit in hot tub without chemicals?

It may be tempting to spend hours soaking in your tub but spending too long in the hot water could cause your body to overheat or lead to other health risks. Limit your soaking time between 15-30 minutes to avoid potential heat-related health risks such as heat stroke and exhaustion.

Can you use bleach instead of chlorine in a hot tub?

You never want to use bleach in place or regular chlorine or bromine sanitizing, but you can use bleach to occasionally shock your hot tub water and use diluted bleach to clean the shell of an empty hot tub. Just avoid using liquid chlorine designed for swimming pools.

How often should I shock my hot tub?

once every week
Regular hot tub shocking is inevitable to keep your water clean and safe for use. Dead skin and other elements like hair may end up dropping in the hot tub, leaving the tub in a mess. It is essential to shock the hot tub frequently – at least once every week.

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.

How long can you leave hot tub without chlorine?

Without sanitizer, the risk of contamination increases with every soak. And sanitizer aside, if the water used to fill the hot tub has poor alkalinity or pH, that can pose a risk immediately. And, if chemicals are being used, it could last 3-4 months before the water needs to be changed.

What can I put in my spa water?

To dose your hot tub ready for bather use, we advise using chlorine or bromine granules rather than tablets, which should be added only when your Hot Tubs pump is running. It is important to ensure your spa water is at a normal level of 3-5 parts per million (ppm) for free chlorine and 4-6 PPM for bromine before use.

Can I use hot tub once without chemicals?

If you do not want to put any chemicals in to your hot tub, no problem. But you must drain down and refill after each use and ensure that the water is never in the spa for more than 12 hours!