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pH Decreaser For Pools

pH Decreaser For Pools

$29.99
$37.99 $29.99
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Pool Chemicals

Sodium Bisulfate Dry Acid for Pools

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$29.99
$27.59
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Product Details

Fast-dissolving dry acid that lowers pH and alkalinity fast. Swim-ready in just 15 minutes. Helps prevent scaling, cloudy water, and equipment wear by reducing high pH and alkalinity.

How to use
  1. Add this product directly to the deepest end of the pool and brush any settled product from surfaces.
  2. Avoid adding the product near metal components or sensitive surfaces—consult a dealer if needed.
  3. Test pool water frequently with the circulation system running and adjust as necessary.
  4. Circulate for 2 hours, retest pH, and repeat if above 7.6 until the water reaches a pH of 7.2–7.6.
  5. Never mix different products together in the same bottle or pail.

    See label for detailed instructions.
Frequently Asked Questions

Q: What is pH Reducer used for?
A: It lowers high pH and total alkalinity levels to help prevent scaling, cloudiness, and equipment wear.

Q: How fast does it work?
A: Typically within 15 minutes, once the product has fully dissolved and circulated through your system.

Q: Can I use this in a saltwater pool?
A: Yes! It’s compatible with saltwater, chlorine, and bromine systems.

Q: What surfaces is this safe on?
A: Safe for all standard pool surfaces, including vinyl, plaster, fiberglass, and tile.

Q: Do I need to pre-mix it before adding to the pool?
A: Nope—just add it directly to the deep end of the pool. No pre-mixing required.

Q: Is this product compatible with Baquacil?
A:Yes, this pH increaser works perfectly with Baquacil systems and helps you maintain proper water balance.
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Why is AquaDoc the Best in Pool Chemicals?

  1. 🌿 Paraben free & Aluminum free
  2. 📦 Fast Shipping
  3. 🇺🇸 Made in the USA

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If our products don't solve your (pool or spa-related) headaches, contact us for a 100% refund. Free shipping on all orders over $75!  

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100% Paraben Free

Say goodbye to parabens that can potentially be harmful to your family. All of AquaDoc's chemicals are paraben and aluminum free.

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