It is the top most part of a lightning protection system & is intended to intercept the lightning leader. The air terminal is made of a solid highly conductive material. It comes in a range of base materials & surface platings.
The Air terminal is made of highly solid conductive materials like Galvanised Iron, Copper and Stainless Steel to withstand the strikes.
Corrosion Resistant.
Polished.
Coverage of Conventional Type
| Protection Level | Protection Efficiency | Protection Angle Method (Height-Metres) | |||
|---|---|---|---|---|---|
| 20 | 30 | 45 | 60 | ||
| I | 0.98 | 20˚ | N/A | N/A | N/A |
| II | 0.95 | 35˚ | 25˚ | N/A | N/A |
| III | 0.90 | 45˚ | 35˚ | 25˚ | N/A |
| IV | 0.80 | 55˚ | 45˚ | 35˚ | 25˚ |