DescriptionControls water balance and eliminates pH Drift. Locks in correct pH levels. Lasts from refill to refill, convenient easy to use liquid.
Use entire bottle for up to 500 gallons of water.
1. Add only to "fresh-filled" spa water
2. When filling or refilling your spa add 1 qt. of pH Lock with the filter running.
3. pH Lock will instantly lower or raise the pH to the correct range of 7.2 to 7.8
4. One quart treats 300 to 500 gallons.
Adjusts pH level as required to balance spa water in 7.2 to 7.8 range. Test with test strips or a test kit. Back to Top
FeaturesThe unique buffering action will allow the pH to lock in the proper range and minimize the need for additional pH adjustment. Back to Top
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