Guillotine Damper, includes a frame, a blade and its support. The frame is suitable for bolting to adjacent ducting and designed to withstand all loads imposed by operating conditions. The frame is provided with a removable cover that remains closed when the plate is in or out of the gas stream.

The blade is reinforced to minimize deflection and provided with seals all around its perimeter when high tightness degree is required. When the blade is placed inside the frame, it is necessary to release the cables then, tight the screw pins regularly distributed in its perimeter. These pins are operated manually but for large sized guillotines, the locking system is automatic.