ROCKFON® Sonar™ dB 40

ROCKFON® Sonar™ dB 40

ROCKFON® Sonar™ dB  40

Optimal acoustical comfort combining high sound insulation (CAC up to 43 dB) with high sound absorption (NRC = 0.85)

Description
  • Stone wool tile (30mm)
  • Visible side: micro-textured white painted fleece with enhanced durability
  • Rear side: high performance membrane
  • Painted edges
Edges A24, E15, E24, D, D/AEX
Dimensions Length min. – max. mm Width min. – max. mm 600 – 1800 600 – 1200
Colour White
Texture Micro-textured
Light reflection 85%
αw 0.90
NRC 0.90
Rw 21 (-1;-2)
Dn,f,w 40 (-2;-6)
Reaction to fire A1

 

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