aluminum gravity outlet grille air louver  factory

Features:

*Made of high quality extruded aluminum

*It's intended for air extraction and automic close of duct when the air equipment is switched off

*Core of hinged time can be easily removable and interchangeable for better installation and maintenance.

*Frame & Cores: Thickness 1.0mm,1.2mm

*Color :RAL9010,RAL9016,Anodized

Structure:

Selection table: