HTH® pH Down

Testing and balancing your pool helps you achieve clear, balanced water which enhances swimmer comfort and sanitizer efficiency.

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About This Item

HTH® pH Down helps balance the pH in your pool water for healthy swimming. Test your water weekly to make sure pH is between 7.2 and 7.8 ppm. If pH measures above 7.8, add HTH® pH Down directly to the pool water to decrease the pH, prevent corrosion of pool surfaces and prevent skin and eye irritation. HTH® pH Down is great for all pool types including vinyl-lined pools and salt water systems.

  • Lowers pH levels in your swimming pool
  • Helps sanitizers work more effectively
  • Proper pH levels reduce equipment corrosion and prevent eye and skin irritation
  • Compatible with salt water pools
  • Apply directly to pool and swim when pH levels are between 7.2 and 7.8 ppm
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Balance with HTH® pH Down


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Lowers pH and Alkalinity of Water

If your pool’s pH level is too high (higher than 7.8), try HTH® pH Down to lower the pH levels and total alkalinity of the water. 

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Allows Sanitizers to Work More Effectively

Did you know your pool sanitizer works best when pH levels are between 7.2 and 7.8? Get the most out of your swimming pool sanitizer by balancing the water first.  

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Improves Comfort of Swimmers

If the pool water has pH levels that are too low or too high, eye and skin irritation can occur. Keep everyone comfortable with properly balanced water.


How to Use HTH pH Down


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1. Test pH Levels

Use HTH® Multi-Purpose 6-Way Test Strips to test the pH level. The ideal pH range is between 7.2 and 7.8. If the pH is too high, lower it with HTH® pH Down.

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2. Determine Number of Pods

Looking at the instruction labels on the back of the pouch, determine necessary dosage depending on pool volume (gallons) and pH level from step 1.

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3. Apply Directly to Water

With the pump running, add granules directly to pool water spread evenly into the deep end of the pool. Use a pool brush to disperse any undissolved chemicals.


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