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Good points
- Recessed + protective screen
- Dimensions
- 300x400
- Steel + Fixed blades
External wall grille 300 x 400 in steel, with fixed vanes and protective mesh
This steel external wall grille has fixed vanes at an angle of 45°. Wall grilles are equally suitable for extracting cold or warm air, and are simple to install using, for instance, screw fixings. The external louvre comes with a bird screen, fitted onto the rear and with a mesh size of 12.7 x 12.7mm.
| External wall grille features | Value |
| Nominal length | 300 mm |
| Nominal height | 400 mm |
| Installation | Screw fixing, holes to be determined during installation |
| Construction | Steel |
| Vanes | Fixed and horizontal-only position |
| Vane distance | 80 mm |
| Inclination of vanes | 45° |
| rainproof | Yes |
| Protective mesh at rear | Yes, wire mesh with 12.7m x 12.7mm mesh opening |
| Functions | Supply/Extraction |
| Free flow area | About 60% |
The nominal length and height shown is the size of the cutout where the wall grille is mounted, also known as the opening size. If you have a wall grille with visible screw fixings, we supply screws to match your chosen mixed colour.
External wall grille colours
All wall grilles can be supplied in a mixed colour for you (see table). Mixed colour blends are paint finishes which are mixed specifically for you. All products come on 90-day approval (except for products finished with a 'mixed colour blend').
| Mixed colour | Name | Coating | Finish |
| RAL9010 (tip) | Pure white | Powder coating | 70% gloss |
| RAL9003 | Signal white | Powder coating | 70% gloss |
| RAL9005 | Black | Powder coating | 30% gloss |
| RAL9016 | Traffic white | Powder coating | 70% gloss |
(mixed colours shown in photos may differ slightly)
Want a different mixed colour? This can be arranged - please contact us for a custom quote.
| Brand | Grada |
| Category | Steel Outside ventilation grills |
| GTIN | 8719544167576 |
| Manufacturer's item number | GB803-F03000400-RAL 9005 |
| Article number | 37110014-9005 |
Specifications
| Category code | 59 |
| Coating | RAL 9005 |
| Front width | 365 mm |
| Front height | 465 mm |
| Built-in depth | 64 mm |
| Material | Galvanized steel |
| With equal rotating valve section | No |
| With insect mesh | No |
| Ppressure relief valve with suction | No |
| Ppressure relief valve with blowing out | No |
| With bird mesh | Yes |
| Nominal channel width | 300 mm |
| Nom. channel height | 400 mm |
| Right of return | No |
| Colour type (no surcharge) | Bespoke |
