The dampers are certified for conformity with EN 12101-8, classified pursuant to EN 13501-4, and tested according to EN 1366-10. They are designed for use in general ventilation installations.

The dampers are certified for conformity with EN 15650, classified pursuant to EN 13501-3, and tested according to EN 1366-2. Designed for use in vertical and horizontal building partitions.

mcr DOR smoke dampers are used for installation in general or smoke ventilation installations.

Operating properties as per EN 12101-3:2002+AC:2005. mcr Pasat roof smoke exhaust fans are designed for exhausting hot air, smoke and gases occurring in rooms during fire. They may also be used in comfort and industrial ventilation systems as extracting fans.