British Gypsum GypFloor SILENT

Highly effective acoustic upgrade solution

British Gypsum GypFloor SILENT

GypFloor SILENT is an acoustic floor system, specified in residential conversion or improvement work. It upgrades existing timber joist floors to meet the requirements of Building Regulations for separating floors between rooms created by a change of use or conversion. 


  • Provides a significant uplift in acoustic performance making it an ideal upgrade for transforming a non-performing floor to one that is Building Regulations compliant
  • Dramatically improves airborne and impact sound insulation of existing timber joist floors
  • Widely used in conversion work and refurbishment
  • Resilient interface between channel and floor joist
  • Adds only 7mm to the existing floor height, minimising the impact on existing fixtures and fittings compared to alternative solutions, such as floating floor systems
  • Improves fire and acoustic performance to existing structures without extensive alteration, even where access is only available from above


  • Fire Resistance - 30-90 min
  • Sound Insulation Airborne - 54-63 dB
  • Sound Insulation Impact - 63-55 W/m2k