Mineral Ceiling Tile

Armstrong SIERRA OP

Armstrong SIERRA OP is a premium, laminated mineral tile offering a smooth white appearance combined with good acoustic performance.

Not available in:
India
  • India

Materials & Options

Armstrong SIERRA OP
600 x 600 mm
1200 x 600 mm
Board Edge Detail
Tegular 24/90 Edge Detail
Tegular 15/90 Edge Detail

Technical specifications

 

Features

  • High sound absorption
  • Appealing smooth surface
  • Easy handling & installation
  • High light reflectance: 88%

Application Areas

  • Open plan offices
  • Call centres (IT/ITRS)
  • Large conference rooms
  • Education
  • Theatres / auditoriums

Performance

Sound Absorption
NRC = 0.90
Sound Attenuation
CAC = 25 dB
Light Reflectance
86%
Fire Reaction
A2-s1,d0 as per EN 13501-1
Weight
≅ 2.4 kgs/m²
Thermal Conductivity
λ = 0.040 W/m K
Humidity Resistance
RH 95%
Clean Room
ISO 5 (Class 100)
VOC
A+
Environmental Product Declaration
As per ISO 14025
and EN 15804+A2
Recycled Content
43%
Cleaning
Dry Cloth
Cleaning
Moist Cloth

Downloads & Contact

Our proactive, service-driven mentality stands out just as much as our products. We have the technical know-how to provide specialist consulting expertise, as well as the feet on the ground to deliver the custom solutions you need on-site.