Specification:

1. The plenum box can be supplied with a top or side entry and upon request with a round volume control damper

2. Fixing by screws or clips

3. The product is widely used in big space which higher than 3.8m, such as: airports, stations, waiting halls, theaters, stadiums, industrial plants, commercial business offices, large conference rooms, reception halls, shopping malls, shared space in shopping malls and etc             

4. Size:Can be customized