Penetrations details

 

 

fig4_7

 http://www.fema.gov

 

http://www.smacna.org/technical/download.cfm?download_file=FirestoppingGuide_031808.pdf

http://www.usgdesignstudio.com/download-details.asp?search=Pipe%20Penetration

http://www.branz.co.nz/cms_show_download.php?id=de968773aef6cf161814627d864a5ce6d5de0f13

http://www.cadblocksfree.com/index.php?r=9&id=90

http://www.hiltifsc.com/through_penetrations.aspx?cat=W-L&s=0

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