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GRC

Circular egg crate grille for extract air and wall/ceiling mounting
  • Extract air
  • 91% free area
  • Manages large air flows
  • Cleanable
  • Can be used with the ALS commissioning box
  • Standard colour White RAL 9003
    • 5 alternative standard colours
    • Other colours upon request
AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)
GRC
Size
25 dB(A)30 dB(A)35 dB(A)
l/sm3/hl/s m3/hl/s m3/h
100291043512642151
125451625319163227
160692488028894338
200106382123443142511
250156562181652209752
3152388572759903191148
400345124240714654801728
500494177859021247032531
6307522707895322210653834
*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m2 room absorption area.
The table shows data for fully open damper position.
 
GRC
Size
ALS
Size
25 dB(A)30 dB(A)35 dB(A)
l/sm3/hl/sm3/hl/sm3/h
10080-1002176259030108
125100-125311123713344158
160125-160421515118461220
200160-200632277627492331
250200-250101364121436145522
315250-315165594198713237853
400315-40026595431211233671321
500400-500406146247617145592012
630Size 630 does not have any commissioning box
*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m2 room absorption area.
The table shows data for fully open damper position.

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