The blades are fixed and 12mm spaced. For throw straight or 15o deflected.
Electrostatic paint in RAL color is possible.
The blades are parallel to the first mentioned dimension.
With aluminium made, multiple leaves, air volume control damper with simultaneously opposite rotated blades.
Accessible, with air filter.
With one row of vertical adjustable blades, made by aluminium, in the back of the grille.
For direct installation in the side of round air duct. With galvanised frame.
*The round grille manufactured in specific dimensions