CDK
CDK
CDK
CDK
Product view
CDK
CDK
Installation example

CDK

Circular ceiling diffuser for supply air
  • Spread pattern can be shielded
  • Can be used with the ALS commissioning box
  • Cleanable
  • Adjustable slot
  • Perforated lower section = CDD
  • Plain lower section = CDD
  • Standard colour White RAL 9003
    • 5 alternative standard colours
    •  Other colours upon request

Technical specifications

AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)

CDK/CKP                  l/s  
Size   25 dB(A) 30 dB(A) 35 dB(A)
100   47 (40) 55 (48) 65 (58)
125   75 (70) 88 (80) 105 (95)
160   125 (115) 145 (130) 175 (150)
200   190 (175) 235 (205) 280 (240)
250   240 (250) 275 (300) 325 (350)
315   275 (310) 320 (360) 370 (410)
CDK/CKP ALS   l/s  
Size Size 25 dB(A) 30 dB(A) 35 dB(A)
100 80-100 18 (17) 33 (30) 38 (35)
125 100-125 30 (28) 50 (40) 60 (52)
160 125-160 50 (46) 80 (65) 95 (85)
200 160-200 77 (72) 115 (92) 145 (130)
250 200-250 120 (100) 160 (130) 215 (160)
315 250-315 175 (155) 225 (180) 300 (225)

Data applies to 360° spread pattern. Data for combination with ALS commissioning box is stated for a total pressure drop of 50 Pa. Values in brackets apply to CKP.

*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m2 room absorption area.

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