Rendézvous Spa Specialties pH Up is a granular formula that raises the pH of spa water.
It is a violation of Federal law to use this product in a manner inconsistent with its labeling.
To Raise pH Level: When the pH value of the water drops below 7.2, add the following amounts of pH Up while the pump is in operation for each 500 gallons of water.
1. When the pH is between 6.8 and 7.2, add 2 tbs. of pH Up.
2. When the pH is below 6.8, add 4 tbs. of pH Up.
3. Allow 4 to 6 hours for circulation, then retest. Repeat above procedures if pH remains low.