Rectangular perforated diffuser for supply and extract air

  • Guide vane perforations arranged in a radial pattern
  • Large inductive capacity
  • Designed for flush ceiling mounting
  • Also available in the extract air version
  • Designed for modular suspended ceilings
  • Quick Access function makes the diffuser easy to open
  • ALS commissioning box with 1 or 2 transitions
    between the inlet and outlet
  • Available in a version with low overall height
  • Standard colour White RAL 9003
    • 5 alternative standard colours
    • Other colours upon request
 

LOCKZONE Ceiling
LOCKZONE Ceiling
Product view
 
LOCKZONE Ceiling
LOCKZONE Ceiling
Ceiling-mounted

ALS
ALS
Commissioning box


AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)

LOCKZONE C

 

l/s

Size

 

25 db(A)

30 dB(A)

35 dB(A)

125-400

 

38

43

50

125-600

 

33

39

45

160-400

 

53

60

72

160-600

 

47

54

67

200-500

 

80

90

105

200-600

 

78

90

105

250-600

 

110

130

147

315-600

 

135

150

175

400-600

 

220

255

285

LOCKZONE C

ALS

 

l/s

 

Size

Size

25 db(A)

30 dB(A)

35 dB(A)

125-400

100-125

23

28

34

125-600

100-125

21

26

31

160-400

125-160

33

40

48

160-600

125-160

30

37

45

200-500

160-200

48

61

73

200-600

160-200

45

58

70

250-600

200-250

77

92

112

315-600

250-315

108

130

146

400-600

315-400

160

190

225

The data is specified for extract air at 50 Pa total pressure when an ALS commissioning box is used.

*) 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.

Downloads


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Article Name Type Size Date Add to bucket
Page < 1 >
-  Ceiling Collection, quickguide Brochures 809.55kB 2/29/2016 Add to bucket
-  Ceiling Collection, quickguide (U.S. version) Brochures 1.08MB 10/9/2009 Add to bucket
LOCKZONE Ceiling  Building product declaration Declarations 105.76kB 1/7/2009 Add to bucket
LOCKZONE Ceiling  Square ceiling diffuser Catalogue/Product sheets 2.47MB 10/10/2018 Add to bucket
LOCKZONE Ceiling  Installation, commissioning, maintenance Instructions/Manuals 1.77MB 3/21/2016 Add to bucket