Genuine Hayward brand o-ring set (2 o-rings) for the H series millivolt electronic (ED1) style pool heater union connection.
Please see diagram below, gaskets are for union connection highlight in red.
Genuine Hayward brand o-ring set (2 o-rings) for the H series millivolt electronic (ED1) style pool heater union connection.
Please see diagram below, gaskets are for union connection highlight in red.