Ambient Acoustic Ceiling Systems

Terraco AmbientTM is a range of high-performance acoustic plastering compounds, available in dry-powder and ready-mix versions, used to finish acoustic system on ceilings. Ambient™ Acoustic Systems have been used on numerous prestigious projects around the world.

Areas of Use
Terraco Ambient™ Acoustic Ceiling Systems are highly versatile, environmentally friendly, and non-combustible allowing it to be used in a wide range of settings such as theatres, opera houses, reception areas, hotel lobbies, school class rooms, lecture halls, and is also suitable for domestic applications.



Terraco Ambient™ comes in a variety of aesthetically pleasing finishes with unique sound controlling properties and are available in either regular or EcoLife versions. Read more on Terraco EcoLife.


80% Recycled Material
Terraco Ambient is produced using 80% recycled material enhancing the products environmentally friendly characteristics even further.


  • Excellent reverberation control
  • Noise reduction = stress reduction (at home and at work)
  • Good acoustics = improved work efficiency and performance
  • Enhanced listening experience
  • Excellent design flexibility – can be applied on curved and vaulted ceilings
  • Jointless acoustic finish
  • Non polarised material ensures low maintenance and easy cleaning
  • Can be applied equally well to hard substrates or suspended ceilings
  • Non hazardous
  • Easy to maintain and repair
  • An EcoLife product – Zero VOCs
  • Uses 80% recycled material
  • Incombustible
  • Vapour permeable
  • Excellent fungal resistance
  • Large colour spectrum


Terraco Ambient™ can be used in several ways on ceilings to achieve different acoustical effects according to the requirement of the building in question. See Ambient Acoustic Ceiling Systems brochure on this page for technical drawings.

Ambient can be applied in a few different ways to achieve different acoustical effects according to the sound reduction requirements. The entire surface is seamless and no expansion joints are required. It is finished as a textured or smooth surface.

The System is traditionally applied using Ambient Basecoat and Finishcoat when being applied to conventional a ceiling. In some instances Terraco Ambient Finishcoat is sprayed directly on to the prepared fibre board in two coats, each of 1mm depth.



Spray Application onto fibre boards Textured Finish Smooth Sanded Finish


The Product Range

Ambient™ Adhesive DP A dry-powder, polymer modified adhesive used for fixing sound absorption panels.
Ambient™ Primer An adhesion promoting primer for application on masonry and other construction substrates prior to application of Terraco Ambient finishing coats. An EcoLife product.
Ambient™ Basecoat DP A base-coat acoustic plastering compound supplied as a powder compound which is also suitable for spray application. It is applied in coats of 5-10mm with the final thickness being either 8mm or 18mm. Allow the material to cure for 48 hours after which it is overcoated with the Ambient Finishcoat DP / RM to complete the Terraco Ambient Acoustic Ceiling System.
Ambient™ Finishcoat DP A finish-coat acoustic plastering compound supplied in powder form which is also suitable for spray application. Terraco Ambient Finishcoat DP can be finished to a textured or smooth finish according to application method employed. It is a pre-coloured system available in a standard range of attractive shades.
Ambient™ Finishcoat RM A finish-coat acoustic plastering compound used to finish acoustic panels, supplied in paste form which is also suitable for spray application. It can be finished to a textured or smooth finish according to application method employed, is available in a bespoke range of attractive shades.



Korea KS F 2805 2004 – Sound Absorption Certification (KICT – Korea Institute of Construction Technology)
United Kingdom BS EN ISO 354 2003 – Sound Absorption Certification (University of Salford, Manchester, UK)
BS 476 – Fire Test: Non Combustability (Warrington Fire, UK)
UAE USEPA 24 – VOC Test Certification (Wimpy Laboratories)
Ireland ASTM C423-09a and ASTM E795-05 (Ventac Laboratory)

Pease contact your Terraco representative for further assistance.