250 mm motorized damper 240V motor It is part of SAMS (Smart Air Movement System) Revolutionary design that allows it to be attached to an EZY reducer, an EZY connection, an EzyZone damper or Fan Boss in-line fans-Super-resistant injected plastic structure The Inner reinforcement eliminates the need for a foam blade gasket Clamping brackets for easy hanging Clamping teeth allow easy attachment of flexible conduit Supplied with 1m 240V cable