HydroTools Alkalinity Test Solution Refill for Swimming Pool - 0.5oz, Easy to Use for Safe Water

The HydroTools Swimming Pool Kit Replacement Refill for #5 Total Alkalinity Test Solution is an essential item for maintaining proper water chemistry in your pool or spa. This 0.5oz refill solution is designed to work with your existing pool testing kit to ensure that the water is safe for swimming and to protect the finish and equipment. The color-keyed indicator solutions make testing simple and straightforward, providing you with accurate and reliable results every time. The solution is made from plastic and man-made chemicals, making it durable and long-lasting. Whether you're a seasoned pool owner or new to pool maintenance, this refill solution is a must-have item to keep your pool and spa in top condition.