BioLab, Inc. | sku: 319890733 AQUAGUARD 30 lbs. pH Up Balancer Aqua Guard pH Up quickly raises pH and alkalinity. This product is a fast dissolving granular and is safe for all pool types. Available in a 30 lbs. pail.|Quickly raises pH and alkalinity|Fast dissolving|Granular pool soda ash|Available in 30 lbs. pail Log in for pricing