• The single deflection air grill is composed of a set of deflecting blades mounted on

a rectangular shaped frames.

• The double deflection air grille is composed two sets of deflecting blades mounted

in two adjacent planes.

• The two sets of deflecting blades are mounted in such a way that one set is vertically mounted and the other set is horizontally mounted.
• The single and double deflection air grille are used for cooling, heating or air

ventilation.