"Solution Product Name","Solution Product Description","Last review date","Last updated date","Minimum Cavity / Plenum (mm)","Maximum Cavity / Plenum (mm)","Finishing Requirements","Fire Insulation (mins)","Fire Integrity (mins)","Other Requirements","Perimeter Framing","Primary Framework Centres (mm)",Screw,Sealant,"Sound Insulation (Airborne) Rw (dB)","Sound Insulation (Impact) Lnw (dB)","Structural Background","Suspension Type Centres (mm)","Ceiling screws, Layer 1","Ceiling screws, Layer 2","Suspension fixing","Insulation, Layer 1",Sealant,"Channel connector","Ceiling board, Layer 1","Ceiling board, Layer 2","Suspension type","Primary framework","Perimeter channel/track" "C106021 (A) MR1 (EN)","21mm T&G wood flooring on 38 x 195mm solid timber joists at 600mm centres. GypCeiling Lining suspended ceiling fixed to underside of joists with Gypframe GL1 Lining Channels at 450mm maximum centres and lined with an inner layer of Gyproc Plank 19mm and outer layer of Gyproc FireLine MR 12.5mm with 100mm Isover Spacesaver Ready-Cut in the cavity.",13.03.2023,13.03.2023,100,120,"To achieve the specified performances, the system should be finished using either one of our Thistle or ThistlePro plasters, or Gyproc jointing products. See the product range guides on the British Gypsum website for more information. For further guidance on skimming moisture resistant grade boards see the White Book - Finishes section.",60,60,"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 track suitably fixed to background at 600mm centres.",450,"Fix ceiling boards securely to all supports at maximum 230mm centres (reduced to 150mm at board ends and at ceiling perimeters). All joints staggered between layers. 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.","Locate sealant at junctions with adjoining structure and other air paths. Apply as a continuous bead to clean, dry, dust-free surfaces, leaving no gaps.",54,65,"21mm T & G Floor Boarding, 38 x 195mm Solid Joists @ 600mm centres",600,"British Gypsum Drywall Screws 35mm","British Gypsum Drywall Screws 45mm","British Gypsum Drywall Screws 35mm","100mm Isover Spacesaver Ready-Cut","Gyproc Sealant","Gypframe GL3 Channel Connector","Gyproc Plank 19mm","Gyproc FireLine MR 12.5mm","Gypframe GL6 Timber Connector","Gypframe GL1 Lining Channel","Gypframe GL8 Track"