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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)
Artikelen
Articles
Article number
E-shop
J050601050020
=> Stock product central warehouse, except sales
=> Stock product local warehouses, 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.