C10A017 (EN)
GypCeiling MF suspended ceiling fixed to concrete structure to give a 400mm plenum depth and lined with one layer of Gyptone Quattro 47 and 50mm Isover Acoustic Partition Roll (APR 1200) in the plenum.
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Sound Absorption Coefficient (αw)
0.40
Sound Absorption Class
D
Standards
| Standards | Standard types |
|---|---|
| StandardsBS EN 20354,Acoustics - Measurement of sound absorption in a reverberation room. | Standard types |
Products
| Access hatch | Gyptone Quattro 47 Access Hatch |
| Ceiling board | Layer 1: Gyptone Quattro 47 |
| Secondary framework | Gypframe MF5 Ceiling Section |
| Perimeter framing | Gypframe MF6 Perimeter Channel |
| Primary framework | Gypframe MF7 Primary Support Channel |
| Framework fixing | British Gypsum Wafer Head Jack-Point Screws 13mm |
| Suspension fixing | British Gypsum Wafer Head Jack-Point Screws 13mm Gypframe MF11 Nut and Bolt |
| Suspension type (alternative) | Gypframe FEA1 Steel Angle |
| Framework fixing (alternative) | Gypframe MF9 Connecting Clip |
| Suspension type | Gypframe MF8 Strap Hanger |
| Soffit connection | Gypframe MF12 Soffit Cleat |
| Ceiling screws | Layer 1: British Gypsum Drywall Screws 25mm |
| Insulation | Layer 1: 50mm Isover Acoustic Partition Roll (APR 1200) |
Details
This section should be read in conjunction with the Products list.
- Framework Fixing: Ceiling sections fixed to primary framework using wafer head screws or clips.
- Finishing Requirements: To achieve the specified performances, the system should be finished using Gyproc jointing products. See the product range guides on the British Gypsum website for more information.
- Loadbearing: No
- Maximum Ceiling Load (kg/m2): 30 kg/m²
- Other Requirements: SpecSure® system performance warranty confirms that British Gypsum proprietary systems will perform as specified for the lifetime of the building. The SpecSure® warranty requires that all components are specified in full and constructed in accordance with British Gypsum’s installation guidance. For more details see the British Gypsum website. Always check with the design team before making any changes to the chosen specification, ensuring appropriate substantiation is sought to confirm that the solution still meets all required project performances.
- Perimeter Framing: Perimeter channel suitably fixed to background at 600mm centres.
- Screw: Fix ceiling boards securely to all supports at maximum 230mm centres. Fix working from the centre of each board. Position screws not less than 13mm from cut edges and 10mm from bound edges of boards. Set screw heads flush with plasterboard surface; do not break paper or gypsum core.
- Structural Background: Concrete
- Maximum Cavity / Plenum (mm): 5600 mm
- Minimum Cavity / Plenum (mm): 400 mm
- Primary Framework Centres (mm): 1200 mm
- Access Hatch: Access in to ceiling cavity can be achieved by installing a complete frame and hatch comprising a frame 600mm x 600mm x 12.5mm thick and hatch opening 510mm x 510mm x 19mm thick including back panel.
- Secondary Framework Centres (mm): 600 mm
- Suspension Type: Strap hanger should be used for suspension up to 1000mm. Steel angle section can be used up to 5600mm.
- Suspension Type Centres (mm): 1200 mm
Documents
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Test Reports
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| Test report label | Test report name |
|---|---|
| Test report labelSound Absorption Test Report | Test report nameBTC 3067A |
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SpecSure
A unique warranty that confirms British Gypsum proprietary systems will perform as specified for the lifetime of the building.