About Knauf Performance Plus
A grey-faced, high-density board that combines fire, acoustic, impact and moisture classifications in one product. Typically specified on schools, hospitals and large commercial projects, including moisture-prone interiors.
Key performance
| Compliance standard | EN520 Type A, D, F, H1, I & R |
|---|---|
| Thickness (mm) | 12.5, 15 |
| Reaction to fire (R2F) | A2-s1, d0 (B) |
| Thermal conductivity (λ) | 0.25 |
| Colour | Grey |
| Edge | Tapered edge |
Source: Knauf Performance Plus product data sheet, revision reference 007, revision date 27/08/2026. Figures quoted exactly from the manufacturer's datasheet; confirm with Knauf before specifying.
Board data
| Thickness (mm) | Reaction to fire (R2F) | Weight (kg/m²) | Density (kg/m³) |
|---|---|---|---|
| 12.5 | A2-s1, d0 (B) | 11.5 | 920 |
| 15 | A2-s1, d0 (B) | 12.8 | 853 |
Selected rows; full table in the technical datasheet.