Corrosion Resistant Earth Rods are used on soils with high salt content. These Earth Rods are made of electrolytic grade pure copper with purity of 99.9% that ensures long lasting usage. These Earth Rods are offered in different sizes like 9.2 mm, 14.3 mm, 17.2 mm and 25.4 mm. Corrosion Resistant Earth Rods come in various length ranges of 4 inch, 5 inch, 6 inch, 7 inch, 8 inch and 10 inch.