Natural Chemistry Pool Magic 1L

Pool Magic Spring & Fall​ uses SMARTZyme​ technology that is designed specifically to work in cold water. Pool Magic controls non-living organic contamination during the off-season to minimize the work when opening the pool. Directions: At Closing: Add an entire bottle per 25,000 gallons directly to the pool water evenly around the edge. Note:​ Sanitizer level should be below 5 ppm before adding this product. No shocking necessary. At Opening: Bring the water level to normal and balance water chemistry. Add an entire bottle per 25,000 gallons directly to the pool water once the sanitizer level is below 5 ppm.