22.01.2015 Views

NFPA 780 - Lightning Protection Institute

NFPA 780 - Lightning Protection Institute

NFPA 780 - Lightning Protection Institute

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Stacks<br />

• Clarified definition of heavy-duty stack.<br />

(6.1)<br />

• Permits materials other than lead<br />

coatings. (6.4.1.1)<br />

• Clarifies air terminal placement. (6.4.2.2)<br />

• Clarifies electrode requirement (6.10.2)<br />

Presentation to LPI Meeting, March 2007

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!