Dielectric Union Explained in 30 Seconds

Added: 2026-05-23

[00:00:00]Water unions, why do we have unions? It's a mechanical connection that allows you to connect two different pipe. You hear the word electrolysis and electrolysis occurs between the steel tank of the water heater and if you had copper pipes, it's this rubber gasket creates the dielectric part of the union. So, that's a blue plastic sleeve inside this galvanized nipple. That's your dielectric.