Square ceiling air diffuser with nozzles for supply air, with plenum box

  • Flush design
  • Suitable for VAV-applications
  • Fast and easy installation
  • Sealing ring, standard for spigot
  • Energy efficient with tightness class C, EN 1751:2014
  • Plenum box, 360° rotatable
  • Telescopic vertically fine adjustment is possible between the plenum box and the air diffuser
  • Rotational spread
  • The rectangular nozzles are made of environmentally friendly plastic (PP-polypropylene) and are available in black and white
  • RAL 9003/NCS S 0500-N, white painted sheet steel is the standard colour
  • Other colours upon request
 

AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)

VIREO C

     

l/s (m3/h)

 
 Size    25 dB(A)  30 dB(A)  35 dB(A)
125-600    35 (126)  42 (151)  48 (173)
160-600    43 (155)  52 (187)  60 (216)
200-600    78 (281)  89 (320)  103 (371)
250-600    92 (331)  106 (382)  122 (439)
315-600    118 (425)  136 (490)  158 (569)
400-600    170 (612)  195 (702)  225 (810)

VIREO C

 ALX (without DAMPER)

 

l/s (m3/h)

 

Size Size

25 dB(A)

30 dB(A)

35 dB(A)

125-600 100-125 26 (94) 31 (112) 36 (130)
160-600 100-160 34 (122) 39 (140) 45 (162)
160-600 125-160 38 (137) 43 (155) 52 (187)
200-600 125-200 53 (191) 61 (220) 70 (252)
200-600 160-200 63 (227) 73 (263) 85 (306)
250-600 160-250 73 (263) 85 (306) 99 (356)
250-600 200-250 81 (292) 92 (331) 105 (378)
315-600 200-315 105 (378) 121 (436) 138 (497)
315-600 250-315 111 (400) 128 (461) 149 (536)
400-600 250-400 132 (475) 153 (551) 176 (634)
400-600 315-400 142 (511) 164 (590) 190 (684)

VIREO  C

ALX (with damper)

 

l/s (m3/h)

 

Size

Size

25 dB(A)

30 dB(A)

35 dB(A)

125-600 100-125 17 (61)  22 (79)  30 (108)
160-600 100-160 18 (65)  23 (83)  31 (112)
160-600 125-160 26 (94)  35 (126)  46 (166)
200-600 125-200 26 (94)  35 (126)  55 (198)
200-600 160-200 44 (158)  56 (202)  70 (252)
250-600 160-250 45 (162)  58 (209)  80 (288)
250-600 200-250 58 (209)  78 (281)  97 (349)
315-600 200-315 65 (234)  88 (317)  120 (432)
315-600 250-315 95 (342)  120 (432)  140 (504)
400-600 250-400 98 (353)  125 (450)  148 (533)
400-600 315-400 135 (486)  155 (558)  175 (630)

The data specified in the table applies to 50 Pa total pressure.

 

*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m2
room absorption area.
*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m2room absorption area.

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VIREO Ceiling + ALX  Kvadratisk loftsarmatur med stilbare lameller og trykfordelingsboks Catalogue/Product sheets 5.12MB 10/10/2018 Add to bucket
VIREO Ceiling + ALX  Square ceiling diffuser with discs Declarations 42.85kB 9/26/2014 Add to bucket