Monthly Archives: May 2018

Fastest Growing Cities are at Risk For Lightning

Most of the Nation’s fifteen fastest growing cities are in areas with warm climates with moderate to high levels of lightning activity. In fact, 11 of the 15 fastest growing cities have lightning density of 8 or higher, indicating that buildings and population there are at significant risk for exposure to lightning. Builders, developers, and… Read more »

A Warning About Dissimilar Metals

NFPA 780 – Installation of Lightning Protection Systems, Paragraph 4.2.1 states, “Combinations of materials that form electrolytic couples of such a nature that, in the presence of moisture, corrosion is accelerated shall not be used.” Such combinations are commonly called, “dissimilar metals”, and the photo shows what happens when, for example, copper components are in… Read more »

Lightning Protection Goes to Church

a mega church with multiple screens projecting the image of the speaker

Elaborate light shows! State of the art sound systems! Live streaming! Sounds like a major event, right? It should; this event takes place every Sunday morning all over the country. Many church facilities are more elaborate than ever, offering congregants an ever-changing level of A/V and digital technology; reaching out to their communities not only… Read more »