Single cone ceiling diffusers for supply air

  • Spread pattern can be shielded
  • Used with commissioning box ALS
  • Cleanable
  • Adjustable slot
  • Perforated diffuser face = CDD
  • Imperforated diffuser face = CDR
  • Standard colour White RAL 9003
    • 5 alternative standard colours
    • Other colours upon request
 

CDR
CDR
Product view
 
CDD/CDR
CDD/CDR
Ceiling-mounted CDD and CDR.

ALS
ALS
Commissioning box


 

AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)

CDD (CDR)

l/s  

Size

25 dB(A)

30 dB(A)

35 dB(A)

100

33 (24)

37 (28)

44 (34)

125

44 (32)

49 (37)

56 (44)

160

70 (61)

82 (71)

95 (81)

200

95 (80)

110 (91)

120 (105)

250

115 (100)

135 (120)

160 (140)

315

150 (140)

180 (165)

210 (190)

CDD (CDR)

ALS

l/s

Size

Size

25 dB(A)

30 dB(A)

35 dB(A)

100

80-100

20 (21)

26 (27)

32 (32)

125

100-125

27 (26)

35 (33)

43 (41)

160

125-160

46 (46)

57 (58)

70 (72)

200

160-200

68 (69)

82 (82)

100 (100)

250

200-250

92 (90)

120 (110)

140 (140)

315

250-315

135 (140)

160 (155)

190 (190)

Data applies to 360° spread pattern. Data for CDD in combination with ALS commissioning box is stated for a total pressure drop of 50 Pa. Values in brackets are for CDR.
*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m2 room absorption area.

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Article Name Type Size Date Add to bucket
Page < 1 >
CDRb  Installation - Commissioning - Maintenance Instructions/Manuals 748.88kB 3/17/2016 Add to bucket
CDRb  Single cone ceiling diffuser for supply air Catalogue/Product sheets 1.20MB 10/10/2018 Add to bucket