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Perla OP dB 5044M


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 # 5044M

Visual Characteristics

Surface Perla
Edge detail Board
Grid Face 24/35
Colour White
Dimensions 600 x 600 mm
Material Type Mineral

Compatible Suspension Systems

Exposed 24mm Grid System Universal Main Runners 24
Exposed 35mm Grid System Main Runners 35

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