Swimming Pools & Spas › Leisure Time › Pool & Spa Equipment › Chlorine

Check sanitizer level calcium hardness alkalinity and pH with one easy-to-read... Check sanitizer level calcium hardness alkalinity and pH with one easy-to-read test strip. Keeping your water balanced is now easier than ever. It includes an easy-to-read chart to help tell if your spa water is within the proper ranges. These strips... more