About Rockfon Contour
Frameless 50mm stone wool baffles hung vertically in rows, in straight rectangular or wave-cut shapes. They add absorption to open soffits and keep services above accessible, and can also be used over an existing ceiling.
Key performance
| Reaction to fire | A1 |
|---|---|
| Light reflection | 79% |
| Humidity and sag resistance | Up to 100% RH |
| Safety against failure | C/Pass (According to EN13964:2014) |
| Rectangle sizes (mm) | 1200 x 300 x 50, 1800 x 300 x 50, 1200 x 600 x 50, 1800 x 600 x 50 |
| Wave sizes (mm) | 1200 x 150-300 x 50, 1200 x 300-450 x 50, 1200 x 450-600 x 50 |
| Cleaning | Vacuum |
Source: Rockfon Contour datasheet, 04.2026. Figures quoted exactly from the manufacturer's datasheet; confirm with Rockfon before specifying.
Equivalent absorption area Aeq (m2/item)
| Configuration | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|
| Rectangular 1200x300x50 mm: single baffle | 0.18 | 0.34 | 0.44 | 0.57 | 0.56 | 0.51 |
| Rectangular 1200x600x50 mm: single baffle | 0.26 | 0.36 | 0.71 | 0.80 | 0.76 | 0.73 |
| Rectangular 1800x600x50 mm: single baffle* | 0.39 | 0.54 | 1.07 | 1.20 | 1.14 | 1.09 |
| Wave 1200x450/600x50 mm: single baffle | 0.25 | 0.34 | 0.63 | 0.76 | 0.72 | 0.71 |
Selected rows; full table in the technical datasheet.