System finder
Search British Gypsum and Knauf systems side by side by fire, sound and height
We are a supply and fit installation contractor, not the manufacturer. Information here is reproduced from manufacturers' literature for reference only; always confirm it directly with the manufacturer before specifying, ordering or installing.
| Manufacturer / type | Reference | Build-up | Fire (mins) | Rw (dB) | Max height (mm) | Thickness (mm) |
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Figures as published by each manufacturer (British Gypsum: British Gypsum White Book Specification Selector (EN systems), retrieved 10 October 2026; Knauf: Knauf System Finder (UK), retrieved 10 October 2026). Fire shown is the lower of integrity and insulation where both are given. Always specify from the manufacturer's own documentation; HCI will not be held liable for a misspecification where this page has been used in lieu of the true manufacturer.