AquaChek Select Connect 7 In 1 Refill Test Strips 50 Pack ladder kit All-in-one replacement kit: Includes Union

All-in-one replacement kit: Includes Union O-Ring

Made of stainless steel and polypropylene

better flow

The integrated Cleat secures a snug

Cost-efficient maintenance slows sanitizer degradation

AquaChek Select Connect 7 In 1 Refill Test Strips 50 Pack ladder kit All-in-one replacement kit: Includes UnionAquaChek Select Connect 7in1 Refill Test Strips 50 Strips per Bottle Keep pool and spa water balanced with the AquaChek Select Connect 7in1 Refill Kit. This refill provides a complete testing set and an innovative photo capture app that digitally scans each strip for fast, trackable results. List of Features 7in1 water chemistry total chlorine, free chlorine, bromine, pH, total alkalinity, hardness, and cyanuric acid in one strip. 50 strips per bottle