Backdraft Damper UBD
- Air flow obstruction
- Produced in two round and square models
- Hot galvanized sheet body
- Can be ordered in different sizes
This product is used for preventing backflow from fan outlets specially in parking supply and exhaust systems. The weighted backdraft dampers can be used as pressure relief purpose such as positive pressure inside cross pas-sage in metro and road tunnels and escape staircases. The circular connection is prepared one side or both side if needed by costumer. All dampers are quality controlled and inspected according to quality assurance program. Frame Material: galvanized sheet Blades Material: single-skin galvanized steel with rod. This product is available in different dimensions. The type of installation (Horizontal or Vertical) and direction of air flow should be defined in order. The stainless-steel material is available as optional.
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