LEC has developed a roof/shell Retractable Grounding Assembly (RGA) mechanism, which is better than the conventional type of bypass conductor. Protection from natural disaster can be highly mitigated or 99.7% eliminated by the proper implementation of a fuel tank lightning protection system along with grounding, and surge suppression products by LEC. If you are at the point of reconsidering your existing shunt system, why not contact us so we can discuss the next steps: https://www.lightningprotection.com/why-is-fuel-tank-lightning-protection-important/