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Perla OP dB 5114M


Armstrong Perla OP dB ceiling features a plain, smooth and flat textured surface, provides the best acoustical combination of high sound absorption and high sound attenuation properties making the product ideal for specific flexible environments. Perla OP dB includes a large selection of sizes and quality edge details enhancing the durability.

Item # 5114M

Visual Characteristics

Surface Perla
Edge detail MicroLook 90
Grid Face 15
Colour White
Dimensions 600 x 600 mm
Material Type Mineral

Compatible Suspension Systems

Exposed 15mm Design Grid System Interlude XL² HRC
Exposed 15mm Design Grid System Silhouette XL² 3mm
Exposed 15mm Grid System Universal Main Runners 15

Sustainability Characteristics

VOC Emissions A+
Armstrong Recycling Programme Y
Recycled Content (%) 36%
Recyclable (%) 100%
Formaldehyde Emissions E1

Technical Characteristics

Sound absorption (alpha w) 0.90
  View acoustic chart
Sound absorption European Classification A
Sound absorption (NRC) 0.85
Sound Attenuation Dnfw (dB) 40
  View acoustic chart
Sound Reduction Index Rw(db)
Rain noise test  
Light reflectance (%) 85
Humidity resistance (RH%) 95
Thermal conductivity (W/mK) 0.037
Weight (kg/m2) 6.20
Fire reaction
EEA Euroclass A2-s1,d0
Cleanability With a damp sponge
Air Quality ISO 5