Rendezvous 106693 Spa Specialties Alkalinity Up;

Rendezvous Alkalinity Up - 1lb Bottle Rendezvous Alkalinity Up is a granular additive that raises spa water alkalinity and helps maintain pH levels. Sanitizers work most efficiently when pH is kept in proper range. Therefore a properly balanced spa will require less sanitizer and less maintenance. Keeping your spa balanced is an important step in getting the most out of and preserving the life of pool and spa equipment. This product is compatible with chlorine, bromine, ozone, and biguanide sanitizers. Product Dosage 2 1/4 tbsp per 500 gallons of water to raise alkalinity by 10 ppm. Directions Determine the level of total alkalinity by the use of a suitable test kit. If the value is below 75 ppm, add sufficient Rendezvous Alkalinity Up directly into the water - to increase the total alkalinity value to at least 75 ppm. 2-1/4 Tbs. Rendezvous Alkalinity Up will provide approximately 10 ppm increase in total alkalinity for 500 gallons of water. Wait Several hours for Rendezvous Alkalinity Up to distribute uniformly before rechecking total alkalinity level. Repeat as needed. Ingredients Sodium Bicarbonate: 95%, Other Ingredients: 5%