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Overview
This standard specifies a method for the determination of the fire resistance time of chimneys and shafts for chimneys with regard to external fire load. This standard does not apply for: - horizontal chimneys; and - chimneys and shafts which are not closed on all sides. The committee responsible for this standard is NA 005-11-39 AA "Abgasanlagen (Spiegelausschuss von CEN/TC 166, CEN/TC 166/WG 1 und WG 2)" ("Chimneys (national mirror committee for CEN/TC 166 and CEN/TC 166/WG 1 and WG 2)") at DIN.
Please get in touch with the relevant contact person at DIN if you have problems understanding the content of the standard or need advice on how to apply it.