Author Topic: Director's Order FS-051-04 - Existing B-Vent Not Certified for Exterior Use  (Read 2931 times)

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Existing B-Vent (Not Certified for Exterior Applications) which has been Installed Outdoors.

Download Director's Order FS-051-04 - Here

Download Director's Advisory FS-052-04 - Here

UPDATE 2014 - This Order has now been added to the B149.1-10.  See Clause 8.17.3 and Annex N.