AquaChek Select Test Strips Size:50 Strips and other organic contaminants—so they

and other organic contaminants—so they break down faster

This product is convenient and and easy to use in control of the growth of algae

Its spiral wound construction makes winding back up for storage easy

and reinsert easily without special tools

multi-layer filtration basket

AquaChek Select Test Strips Size:50 Strips and other organic contaminants—so theyAquaChek's Select test strips allow pool and spa owners to test their systems for total hardness, free chlorine, total chlorine, total bromine, pH, total alkalinity, and cyanuric acid. Simply insert the test strip into the pool or spa water for 1 second, and several seconds later you have fast, accurate results. It is recommended that you test your spa before each use, and pools a minimum of twice per week, to get an accurate picture of the health of