AquaChek Copper Test Strips, 25/Pack | 661454E Chlorinator Parts W3DE4820 Hayward ProGrid DE Filter

W3DE4820 Hayward ProGrid DE Filter 60 Sq

Do not attempt to install this component without proper certification

The exterior portion of the unit is entirely enclosed for protection when the pool is not in use

inspect the flap and hose connections for wear — addressing multiple wear items in one service visit keeps the cleaner running longer between maintenance stops

Inspect the union nut threads and union body face for scoring or cracking while the connections are apart

AquaChek Copper Test Strips, 25/Pack | 661454E Chlorinator Parts W3DE4820 Hayward ProGrid DE FilterAquaChek Copper Test Strips, 25 test strips per container. Tests for: Copper by ppm, 0 3 ppm range Copper test strips are designed for use with mineral purification or copper ionization systems. Maintaining proper copper levels will help eliminate bacteria and other contaminants. This tests copper only. Use in combination with your other AquaCheck test strips for your complete pool balance. Features and Benefits: Tests for Total Copper in pool water