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CU4 - Rectangular fire damper 240'
Rectangular fire damper with a 240 minutes fire resistance in concrete walls.
CU4
Rectangular fire damper with a 240 minutes fire resistance in concrete walls.
benefits
- Fire resistance 240 minutes
CU4L
Damper with a tunnel casing extension at one or both sides so that the damper blade does not exceed the tunnel. This version allows to connect a grill or a bend directly on the damper flange or to use a circular connection.
benefits
- Fire resistance 240 minutes