CU2 ATEX - Wide-
ranging rectangular fire
damper up to 120’

Explosion protected fire damper for use in zone 1,2 (gas) and zone 21,22 (combustible dust).

• ATEX certificate TÜV 14 ATEX 7540 X
• Suitable for built-in installation
• Minimal distance allowed
• Suitable for rigid wall, rigid floor and light wall (metal stud gypsum plasterboard wall, gypsum blocks)
• Sealing with fire resistant stone wool boards allowed, also for asymmetric opening
• Air tightness in accordance with EN 1751: class B (class C in option )
• Tested according to EN 1366-2 up to 500 Pa
• Operating mechanism outside the wall
• Maintenance-free
• For indoor use
• Operating temperature: max. 50°C
• Intermediate dimensions on request
• Hygiene certificate (www.HYG.de) for CU2: H > 600 or W > 800