About DONN DX24 GK
A 24mm exposed suspension grid with joggled cross tees that ride over the main runner to stop twisting, and a release clip so tees can be taken out without tools. A common choice for 600 x 600 and 1200 x 600 tiled ceilings in offices, schools and healthcare.
Key performance
| System | Exposed 24 mm grid system - System C |
|---|---|
| Material | steel |
| Surface finish | baked polyester paint |
| Main runner length (mm) | 3700 |
| Cross tee lengths (mm) | 1200, 600 |
| Hanger distance A (mm) | max. 1500 |
| Fire reaction | Euroclass A1 as per EN 13501-1 |
Source: DONN DX24 GK datasheet, valid from 10/2025. Figures quoted exactly from the manufacturer's datasheet; confirm with Knauf Ceiling Solutions before specifying.
Load table, 600x600 / 1200x600 module
| Hanger distance A (mm) | Main runners at 1200 mm (kg/m²) | Main runners at 600 mm (kg/m²) |
|---|---|---|
| 800 | 21.1 | 25.0 |
| 1000 | 15.3 | 25.0 |
| 1200 | 10.5 | 21.1 |
| 1500 | 5.7 | 12.7 |
Selected rows; full table in the technical datasheet.