Rectangular fire damper CU2-15

Rectangular fire damper with a 120 minutes fire resistance in concrete walls with air pressure up to 1500 Pascal. Features Suitable for built-in installation Air tightness in accordance with EN 1751: class B (class C in option ) Tested in accordance with EN1366-2 up to 1500 Pa Operating mechanism outside the wall Maintenance-free For indoor use Operating temperature: max. 50°C Intermediate dimensions on request Suitable for installation in rigid wall