Description
7949 LCN Compressors, Control Boxes and Parts
Pneumatic Control Box with Auxiliary Blow-Open
- Finish:
- Series: 7900 Series Control Boxes
- Type: Door Closers and Operators
- Sub Type: Compressors, Control Boxes and Parts
The 7949 is a Pneumatic Control Box auxiliary blow-open for use with or without 7901/7902 Series Control Box and one or two pnuematic Auto Equalizers. Controlled by the smoke evacuation system, the 7949 Series Control Box will open the door to allow fresh air into the building.
