G31K Door grille, plastic

Door grilles manufactured from plastic. These grilles are designed for doors of minimum thickness 28 mm and maximum 45 mm. Free-air space approx. 55%.
Application
Usable in doors and dividing walls, supplied with a matching back frame. Grilles have chevron section blades, non vision.
Standard
- plastic white or brown.
- 3 matching assembly fasteners.
Range
| Article number | : | G31K-4308W |
| Specification | : | white |
| Build in | : | 434 x 76 mm |
| EAN code | : | 8713628144019 |
| Box Qty | : | 1 |
| Weight gramme | : | 270 |
| LD cm2 | : | 140 |
| Pressure drop | 1 Pa | 2 Pa | 5 Pa | 10 Pa | 20 Pa |
| dm3/s | 11 | 16 | 25 | 35 | 49 |
| m3/u | 40 | 56 | 89 | 125 | 177 |