Plate type de-noising products is made of steel keel, perforated galvanized sheet, filled with sound insulation cotton, and glass cloth. It has great strength in itself, does not need supporting structure.  It has strong flexibility, and is customized according to the requirement of the customer. It can be arranged to V, W, S, etc to meet different flow resistance, temperature, noise, which is non-standard design.
It has the advantages such as good low-frequency, large noise control volume, low resistance, flexible layout, self-bearing, and it is convenient to install and maintenance.