Director's Advisory FS-149-09
Thursday, March 26 2009 @ 05:39 PM EDT
Director's Advisory FS-149-09 - Six Foot Clearance Between Roof Edge and Gas-Fired Appliance.
Advisory FS14909
*Click image to enlarge.
HVAC TECH GROUP
http://www.hvactechgroup.com/article.php/20090326173945920
