Lightning rod from home, with what materials, specifications better, simple and convenient
1, galvanized round steel diameter should not be less than 12 mm.2, the house is not higher than 10 meters, the lightning rod is about 15 meters on the line. (if you want to protect other ancillary buildings, you have to recalculate.).3, the grounding part 3 (2.5 meters long) 50*5 zinc plating iron into the ground, a distance of 5 meters. The angle between the use of 40*4 galvanized flat steel welding. This is the safestIf there are no conditions, 1 roots can be used.4, the tip of the lightning rod should be pointed.
Lightning household demand is not high, you can use ordinary carbon steel (special effect arrester is good, but the price is higher, also the cheapest million, not the economy, but the family use) carbon steel rust, rust not only accelerated corrosion of carbon steel, and the decrease of conductivity. Therefore, the appearance of zinc (or stainless steel), must not paint (paint is insulated, will make lightning rod failure), galvanized round steel market can buy.
Usually plain carbon steel is fine. It's simple and convenient, and the price is cheapNote the top rod to sharpen, as lightning protection effect is better!
