Clear Chlorinating Sanitizer: Hot Tub Sanitizer

Rely on this convenient and easy-to-use hot tub sanitizer to control algae, kill bacteria and destroy contaminants so you can get the most out of your spa.

  • Ideal for sanitizing and shock treating spas and hot tubs
  • Destroys algae and bacteria
  • Fast acting and easy to use
  • Our hot tub sanitizer is available in a 2.25 lbs. bottle

Creates more comfortable water

Our hot tub sanitizer protects water against chlorine loss for more comfortable water with no sediment.

Compatible with chlorine-based spas

HTH spa™ Clear Chlorinating Sanitizer is great for chlorine systems.

You’re all clear with HTH™

For best results, use HTH spa™ Clear Chlorinating Sanitizer as part of your regular HTH spa™ care routine.

How to use

HTH spa™ Care Clear Chlorinating Sanitizer: Hot Tub Sanitizer

1. Test and Balance Spa Water

For best results, use HTH spa™ Test Strips to make sure the pH level in your spa water is between 7.2 and 7.8.

For best results, use HTH spa™ Test Strips to make sure the pH level in your spa water is between 7.2 and 7.8.

2. Add Sanitizer

While the filter pump is running at night, apply HTH spa™ Clear Chlorinating Sanitizer. Refer to the on-pack instructions for the correct dosage.

While the filter pump is running at night, apply HTH spa™ Clear Chlorinating Sanitizer. Refer to the on-pack instructions for the correct dosage.