SOUND INSULATION UNIT FOR MULLION OF CURTAIN WALL

摘要

The present invention relates to a sound insulation unit installed on the side surface of a curtain wall mullion structure. The sound insulation unit has a plate shape and is bent with a closed cross section structure including upper and lower surfaces and front and rear surfaces. An opened surface is formed on the rear surface. The sound insulation unit of the curtain wall mullion structure includes a plate frame which has the upper surface facing the curtain wall, the rear surface facing the mullion structure, and the lower surface and the front surface facing the inside; and a sound absorbing member embedded in the plate frame. [Reference numerals] (AA) Finish the coating on the galvanic bending