Taylor Technologies TTK1738 0.2 to 3.0 PPM Copper Test Kit

Taylor Technologies TTK1738 0.2 to 3.0 PPM Copper Test Kit

Leisure Time E5 Spa 56 Chlorinating Granules for Spas and Hot Tubs, 5-Pounds (Packaging may vary)

Varify 7 in 1 Pool and Spa Test Strips- Easy to Use Water Testing Kit for Pool, Spa, Hot Tub & More - Tester Strip for Water Hardness, Chlorine, Bromine, pH, Alkalinity and Cyanuric Acid (100 Strips)