WH25EFire damper

Circular fire damper WH25 for air duct system with certified applique installations (WH25E version) onto fire resistance walls. Designed according to EN 15650, tested according to EN 1366-2 and certified according to EN 13501-3. Casing leakage performance Class ATC 3 according to EN 1751, 25 mm thick closing blade made from refractory material. Available with manual compact, modular or motorized mechanism.