The return grilles are suitable for wall and duct installation for the return air; for their ductility are used in office, residential and several other application. Its blades profile, is suitable for external mounting.
- Frame in galvanised steel, thickness 1,0 mm;
- Blades in galvanised steel, thickness 1,0 mm with waterproof profile;
- Blade spacing 25mm.
- Standard pierced frame ø 5 mm, spacing 600 mm, at 10 mm from external frame.
- Painted according to RAL (Recommended only on anodized aluminium);
- Wire mesh;
- Casing in stainless steel (AISI 304/316) or galvanized steel on request.