
Mineral Ceiling Tile
Armstrong SIERRA
Armstrong SIERRA is a non-directional laminated ceiling tile offering a good combination of sound absorption and sound attenuation.
Available in these regions:
Technical specifications
Features
- Good sound absorption (0.70(H) αw)
- Good light reflectance (86%)
- ISO 5
Application Areas
- Ideal for office and learning applications
Performance
Sound Absorption
αw = 0.70(H)
Sound Attenuation
Dn,f,w = 28 dB
Light Reflectance
86%
Fire Reaction
Euroclass A2-s1, d0
KM1 (G1, V1, D1, T1)
KM1 (G1, V1, D1, T1)
Weight
3.0 kg / m²
Thermal Conductivity
λ = 0.060 W/m K
Humidity Resistance
90% RH
Clean Room
ISO 5
VOC
A
Formaldehyde
E1
Recycled Content
46%
Cleaning
Dry Cloth
Cleaning
Damp Sponge