Blue Devil B7455C Solutions No.1 to No.5 Chlorine Level Indicator for Pool PKG188 2" Union Adapter Kit use weekly for spa water

use weekly for spa water maintenance

supporting optimal pump performance

Directions for Use:

Inside Diameter: 21

Blue Devil B7455C Solutions No.1 to No.5 Chlorine Level Indicator for Pool PKG188 2" Union Adapter Kit use weekly for spa water5 Way Water Test Kit: This Pool Water Test kit can maintain your pool and test chlorine, bromine, pH, alkalinity, hardness, and acid demand chemical levels in your pool and spa Easy to Use: This test kit comes with simple, easy to use instructions. This pool test kit will make it much easier to maintain your pool's chlorine level. Package Includes: This package contains a 5 way water test kit and 5 bottles of replacement solution for a long time.