Fermacell Independent wall linings
18 system references
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.
Free-standing steel stud linings boarded on the room side only, in fibre gypsum, Firepanel A1 or Powerpanel H₂O. Sound figures are the improvement (ΔRw) over the base wall; no BS fire ratings are published for these linings. Use the filter to narrow by performance or board.
| Reference | Build-up | Fire EN | ΔRw (dB) | Max height (mm) | Rated height EN (mm) | Thickness (mm) | Mass (kg/m²) | |
|---|---|---|---|---|---|---|---|---|
| 3 S 01 (62.5 mm) | 62.5 mm lining. 50 × 0.6 @ 400 mm c/c metal studs; 12.5 mm fermacell fibre gypsum board to room side; insulation 50/20 / optional. | – | 20 | 3040 | – | 62.5 | 20 | |
| 3 S 01 (87.5 mm) | 87.5 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 12.5 mm fermacell fibre gypsum board to room side; insulation 50/20 / optional. | – | 20 | 3820 | – | 87.5 | 20 | |
| 3 S 01 (112.5 mm) | 112.5 mm lining. 100 × 0.6 metal studs (max. 600 mm centres); 12.5 mm fermacell fibre gypsum board to room side; insulation 50/20 / optional. | – | 20 | 5300 | – | 112.5 | 20 | |
| 3 S 11 (68 mm) | 68 mm lining. 50 × 0.6 metal studs (max. 600 mm centres); 18 mm fermacell fibre gypsum board to room side; insulation 40/glass wool. | EI30 | > 22 | 4000 | 4000 | 68 | 22 | |
| 3 S 11 (93 mm) | 93 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 18 mm fermacell fibre gypsum board to room side; insulation 40/glass wool. | EI30 | > 22 | 4000 | 4000 | 93 | 22 | |
| 3 S 12 (75 mm) | 75(72.5) mm lining. 50 × 0.6 metal studs (max. 600 mm centres); 2 × 12.5 mm (or 12.5 + 10) fermacell fibre gypsum board to room side; insulation optional - 50/20 for better sound rating. | EI30 | > 22 (with insulation) | 2910 | 2910 | 75(72.5) | 32 | |
| 3 S 12 (100 mm) | 100 (97.5) mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 2 × 12.5 mm (or 12.5 + 10) fermacell fibre gypsum board to room side; insulation optional - 50/20 for better sound rating. | EI30 | > 22 (with insulation) | 4460 | 4000 | 100 (97.5) | 32 | |
| 3 S 21 (105 mm) | 105 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 2 × 15 mm fermacell fibre gypsum board to room side; insulation 75/45. | EI60 | > 22 (with insulation) | 4460 | 3000 | 105 | 36 | |
| 3 S 21 (130 mm) | 130 mm lining. 100 × 0.6 metal studs (max. 600 mm centres); 2 × 15 mm fermacell fibre gypsum board to room side; insulation 75/45. | EI60 | > 22 (with insulation) | 6020 | 3000 | 130 | 36 | |
| 3 S 31 (112.5 mm) | 112.5 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 3 × 12.5 mm fermacell fibre gypsum board to room side; insulation optional. | EI90 | > 22 (with insulation) | 5400 | 4000 | 112.5 | 53 | |
| 3 S 31 (137.5 mm) | 137.5 mm lining. 100 × 0.6 metal studs (max. 600 mm centres); 3 × 12.5 mm fermacell fibre gypsum board to room side; insulation optional. | EI90 | > 22 (with insulation) | 7030 | 4000 | 137.5 | 53 | |
| 3 S 21 A1 (105 mm) | 105 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 2 × 15 mm fermacell Firepanel A1 to room side; insulation none. | EI60 | ≥ 22 (with insulation) | 4460 | 4000 | 105 | 41 | |
| 3 S 21 A1 (130 mm) | 130 mm lining. 100 × 0.6 metal studs (max. 600 mm centres); 2 × 15 mm fermacell Firepanel A1 to room side; insulation none. | EI60 | ≥ 22 (with insulation) | 6020 | 4000 | 130 | 41 | |
| 3 S 31 A1 | 112.5 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 3 × 12.5 mm fermacell Firepanel A1 to room side; insulation none. | EI90 | ≥ 22 (with insulation) | 4460 | 4000 | 112.5 | 49 | |
| 3 S 01 H₂O (62.5 mm) | 62.5 mm lining. 50 × 0.6 @ 400 mm c/c metal studs; 12.5 mm Powerpanel H₂O to room side; insulation optional. | – | – | 2450 | – | 62.5 | 19 | |
| 3 S 01 H₂O (87.5 mm) | 87.5 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 12.5 mm Powerpanel H₂O to room side; insulation optional. | – | – | 3700 | – | 87.5 | 19 | |
| 3 S 12 H₂O (100 mm) | 100 mm lining. 75 × 0.6 metal studs (max. 600 mm centres); 2 × 12.5 mm Powerpanel H₂O to room side; insulation 60/30. | EI30 | 21 | 4000 | 4000 | 100 | 37 | |
| 3 S 12 H₂O (125 mm) | 125 mm lining. 100 × 0.6 metal studs (max. 600 mm centres); 2 × 12.5 mm Powerpanel H₂O to room side; insulation 60/30. | EI30 | 21 | 4000 | 4000 | 125 | 37 |
System references, build-ups and performance figures are Fermacell's own data, reproduced here from fermacell Specification Guide for reference only, with credit to Fermacell.
Each reference links to Fermacell's page for the full, current specification - always specify from Fermacell's own documentation, HCI will not be held liable for a misspecification where this page has been used in lieu of the true manufacturer.
If you represent Fermacell and have a query pertaining to this library, please email info@howeceilings.co.uk. Data retrieved 10 October 2026.
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