+ Copper grounding rod: used iron core diameter on request (D14.2, D16, D17, D18, D19, D20, D21, D22, or greater), put into cleaning solvent, coated with 2 standard coating: the galvanized layer and outer layer copper plating, coating thickness 50 Micron. After plating shiny pile.

+ Copper grounding rod: There are 2 types of copper bonds were piles and piles of gold copper (brass). The types of contract provided by the company have reached a very high standard of copper. Quality copper reached 99.9%. Gold brass hardware can play directly into the ground. Particularly special soft copper are not paid directly to the soil where to drill or dig wells grounding. Economy still effective for copper earthing materials make piles are using copper tubing similar diameter but hollow poles and earthing wells drilled dropped. Should the use of chemicals poured into the wells after dropping piles earthing.