6
17.
WHEN PENETRATING A COMBUSTIBLE WALL TO CONNECT TO AN OUTSIDE
MASONRY CHIMNEY YOU MUST BE CERTAIN THAT THE WALL PASS THROUGH
IS A SAFE AND LISTED METHOD.
Please refer to NFPA code 211 for details about listed
wall pass through methods. To obtain a copy of the NFPA code 211, you may visit their website
at
www.nfpa.org
or call them toll free at 1(800)344-3555. Your local building dept. may also
have information regarding NFPA code 211.
EXCERPT FROM NFPA 211