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Air exhaust ceiling diffusers with removable perforated plate
Brand
Cairox
Application
For air exhaust in ventilation and air conditioning systems
Material
Steel
Colour
Standard colour white, RAL 9016
Other colours available upon request
Composition
Perforated removable front plate with incorporated top entry plenum box
Perforated innerpart to be opened easily by push-push system
Text for tender
The square air exhaust ceiling diffusers have a perforated front plate and an incorporated plenum box. They are made of steel and finished in white powder coating RAL 9016.
Cairox type PPRMB
The square air exhaust ceiling diffusers have a perforated front plate and an incorporated plenum box. They are made of steel and finished in white powder coating RAL 9016.
Cairox type PPRMB
Order example
PPRMB, 200
Explanation
PPRMB = Diffuser type
200 = Diffuser size (connection diameter)
Articles
Article selection assistant
Type
Code supplier
Article number
Type
Code supplier
E-shop
J083501042200
VAPACYL 422
D1-2L222 / PCM1-2L-2WO
J083501052200
VAPACYL 522/922
D1-2N235 / PCD1-2N-2WA
J083501053400
VAPACYL 534/934
D1-2H335
J083501183400
VAPACYL 1834
D3N335 / PCM3N-3WA
J083501303400
VAPACYL 3034
D4N355 / PCD4N-3WB
J083501456400
VAPACYL 4564
D4N655 / PCD4N-6WB
=> Stock product central warehouse, except sales
Dimensions
PPRMB
A [mm]
ØN [mm]
160
300
160
200
400
200
250
500
250
Quick selection
PPRMB
300/160
400/200
500/250
Q
Ak
0.0302
0.0591
0.0976
150
Vk
1.4
0.7
Ps
18
4
Lw(A)
<20
<20
200
Vk
1.8
0.9
0.6
Ps
29
7
3
Lw(A)
<20
<20
<20
250
Vk
2.3
1.2
0.7
Ps
47
13
4
Lw(A)
24
<20
<20
300
Vk
2.8
1.4
0.9
Ps
70
18
7
Lw(A)
30
<20
<20
400
Vk
1.9
1.1
Ps
32
11
Lw(A)
<20
<20
500
Vk
2.4
1.4
Ps
52
18
Lw(A)
27
<20
600
Vk
2.8
1.7
Ps
70
26
Lw(A)
33
<20
800
Vk
2.3
Ps
47
Lw(A)
28
1000
Vk
2.8
Ps
70
Lw(A)
35
Symbols and specifications
Q = Air Volume in m³/h
Ak = Effective surface (free area) in m²
Vk = Average effective velocity through the grill in m/s
Ps = Static pressure loss given in Pa
Lw(A) = Acoustic power in dB(A)
The values are given for isothermal supply air
For all special requirements, please contact our engineering office.