HTH™ Spa pH Decreaser

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HTH® Spa pH Down helps balance pH levels in your spa water, improving both water quality and comfort. pH Down not only ensures that your sanitizer is working more efficiently, but it helps prevent scaling of spa surfaces as well as significantly reduces skin and eye irritation. HTH® Spa pH Down is great for all spa types including bromine, chlorine and biguanide. 

  • Balance the pH levels in your spa water for beautiful clarity, improved sanitizer efficiency and a more relaxing experience. 

  • Compatible with all Decreases the pH levels in spas and hot tubs; Allows sanitizer to work more effectively. 

  • Prevents scaling of spa surfaces and equipment. 

  • Contains mineral crystals. 

  • HTH® Spa pH Decreaser is formulated to provide a more relaxing spa experience. 

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How to use

HTH™ Spa pH Decreaser

1. Test Your Spa Water with HTH® Spa Test Strips

Use HTH® Spa Test Strips to test your spa water.

Use HTH® Spa Test Strips to test your spa water.

2. Lower pH Levels Using HTH® Spa pH Down

If pH measures above 7.8 ppm, add HTH® Spa pH Down directly to the filter skimmer with the spa circulation system running.

If pH measures above 7.8 ppm, add HTH® Spa pH Down directly to the filter skimmer with the spa circulation system running.

3. Re-Test and Adjust After 30 Minutes

After the spa circulation system has been running for 30 minutes, re-test pH and add more pH Down if necessary.

After the spa circulation system has been running for 30 minutes, re-test pH and add more pH Down if necessary.

4. Test Twice a Week for Balanced pH

Test and balance your spa water twice a week to maintain pH levels between 7.2 and 7.8 ppm.

Test and balance your spa water twice a week to maintain pH levels between 7.2 and 7.8 ppm.