Siniat Opal

Product Code



OPAL plasterboard is made using special heavier duty lining papers and a high density gypsum core. combined with a OPAL features heavier duty lining papers which add to the impact resistance. The surface liner paper is pre-coated using Level+ Technology, creating the whitest and smoothest premium surface finish that is UV resistant and easy to clean.

OPAL delivers the ideal combination of superior sound insulation, impact resistance, improved fire resistance along with Level+ Technology which assists with handling glancing light applications. OPAL is particularly suited for walls and ceilings in residential projects. Its high performance is particularly relevant for: bright, exposed large open living, dining or ‘alfresco’ spaces; high traffic areas subject to wear and tear, such as stairs, rumpus rooms, corridors; and noisy spaces needing extra sound resistance, such as bedrooms, media rooms and children’s play rooms.

OPAL has been independently certified by Global GreenTag to GreenRate Level A, recognised by the GBCA for Materials and VOC credits.


  • Reduces sound transfer between rooms to improve indoor environment quality
  • Up to six times less impact damage compared to standard 10mm plasterboard
  • Smooth premium surface finish
  • Spans up to 600mm centres on ceilings
  • Improved fire resistance
Plasterboard Description Thickness (mm) Width (mm) Length (mm) Weight (kg/m2)
OPAL 10 1200 6000 8.4
OPAL 10 1350 6000 8.4

*Non-stock item for this location – lead times and minimum order quantities apply.

Weights indicated are nominal.
Special sizes and other edge types available, minimum order quantity and lead times apply – please contact us with your requirements.

Siniat OPAL Brochure Download
Siniat Product Catalogue Download
Siniat blueprint Lightweight Construction Manual – NEW! Download
Siniat Plasterboard Safety Data Sheet (SDS) Download
OnBoard Assessing Wet Plasterboard Download
OnBoard Maintaining Plasterboard Download
OnBoard Painting Plasterboard Download
Siniat Plasterboard Installation Guide Download