Drywall - 102mm Impactwall System


USG Boral’s 102mm Impactwall System is constructed from high density, fire and moisture resistant gypsum board, which carries the Singapore green label and is 100% recyclable. Ideally suited for high traffic areas in hotel, healthcare and residential interior environments, USG Boral’s Impactwall combines fire rating and impact resistance qualities with an easily buildable and attractive finish.

Completed with Rondo’s Zincalume coated metal framing and Rockwool insulation, the 102mm Impactwall System has the ability to achieve 1 hour fire rating performance.

USG Boral Impactwall 1 Hour

  • Thickness: 102mm
  • Weight: 113kg/m³
  • Productivity: 25m² per man day
  • Sound Insulation: STC50
  • Surface Appearance: Very smooth, no skim coat required
  • Joint Treatment: Paper tape is used to seal joints, followed by application of joint compound

Precast Panels

  • Thickness: 100mm
  • Weight: 420kg/m³
  • Productivity: 18 – 23m² per man day
  • Sound Insulation: STC 41
  • Surface Appearance: Smooth with 3mm of skim coat
  • Joint Treatment: The cementitious joint compound is applied between abutting panels. When dry, joint is tooled to form a 3mm groove and applied with a finishing compound

System Tested To:  BS 476 Part 22: 1987 (fire test) and BS 5234 Part 2: 1992 (Impact Resistance Test)

Product Standard:  BS EN 520

Fire Rating: -/60/60

Acoustical Rating: STC50


  • Suited for high traffic areas in hotel, healthcare and residential interior environments


Singapore Green Label Certified

Information provided are for reference purpose only and due care has been taken to ensure accuracy at time of publication. Products, specifications and requirements may vary according to geographical locations and applications. As each project is unique, please contact your local USG Boral representative for further assessment.