Wall-mounted external grille DN200mm

Aluminium round grille can be used as air intake vents in an air supply system or air exhaust vents at the end of an air exhaust system for all types and modes of ventilation. The air intake/exhaust vents feature on one side a 2x2 mesh of galvanized wires having a diameter of 1 mm.
The grille has an insect mesh with a larger mesh size, i.e. 8x8 mm for diameters up to 125 mm, and 12x12 mm for diameters of 150 to 500 mm.
Available materials- aluminium sheet