Check the listing for details. Leisure Time Spa Down 2.5 lb - 2 Pack. Condition: New. Listed at 29.99 USD. Leisure Time Spa Down pH Decreaser 2.5 lb is an essential product for maintaining the perfect pH and total alkalinity levels in your hot tub or spa. With its granular formula, it is incredibly easy to use and can effectively lower the pH levels of the water, ensuring a comfortable and safe experience for everyone. By increasing the effectiveness of the sanitizer when the levels are within range, Spa Down ensures that your spa or hot tub stays clean and hygienic. Moreover, the product is compatible with a range of sanitizers, including bromine, chlorine, and biguanide, making it a versatile and reliable choice for all hot tub and spa owners. Product Features: Lowers pH and total alkalinity Easier to use than granular balancers Pre-mixed - just pour into spa Do NOT add more than 1 oz. at a time Always wait 30 minutes between dosages and test water before each addition of Liquid Spa Down Lock in pH between refills with pH Balance Compatible with bromine, chlorine and biguanide sanitizers Dosage Directions: Turn ON air blower or filter system Add 1 oz. directly into spa Retest water after 30 minutes Repeat above steps until pH and total alkalinity are in the range of 7.2-7.8 and 80-120 ppm respectively