Mechanical damage during installation can really affect how well a copper bonded earthing rod performs and how long it lasts. These rods are built with a tough steel core and a layer of pure copper that's bonded at a molecular level, giving them both strength and resistance to corrosion. But if the rod experiences too much force, bending, or improper installation techniques, that copp... https://www.pioneerpowers.com/copper-bonded-earth-rod.php