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EVA (RAL9016) • Steel exhaust valves

  • Air valves
  • Steel
  • White, RAL 9016
  • For air exhaust
  • Extraction

Air extraction valves with adjustable core

Brand

  • Cairox

Application

  • For air extraction in ventilation systems
  • Suitable for small spaces such as toilets, storage room, bathroom, etc.

Material

  • Steel

Colour

  • Standard colour white, RAL 9016

Composition

  • Pressed steel body with adjustable core, supplied with galvanized steel mounting frame

Mounting

  • Fixing by clips in the mounting frame
  • Can also be used for direct mounting into round duct (with or without mountingframe)

Accessories

  • Mounting ring TR for clamping the mounting frame on tile ceiling plates

Order example

  • EVA, 125

Explanation

EVA = Type valve (incl. mountingframe)

125 = Connection diameter

Text for tender

Copy
  • The air extraction valves shall be of the high pressure loss type with adjustable core and made of steel. They shall be supplied with mounting frame
  • White finish RAL 9016
  • Cairox type EVA

Quick selection

QEVA80100125150/160200
r-100+10-200+20-200+10-150+10-100+10
25Ps3010660<10 50        
Lw(A)

21

9

<10

26

<10 <10        
50Ps 

40

25

 15 17510       
Lw(A) 

29

21

 14 33<10       
75Ps  

60

 3518 25

8

30

9    
Lw(A)  

34

 2618 16<5

17

<10

    
100Ps    6230 4015

55

17

    
Lw(A)    2825 2410

24

11

    
125Ps    10050 6020 

25

11

80

  
Lw(A)    3931 2915 

19

9

31

  
150Ps     100 10030 

40

15

130

  
Lw(A)     

41

 3720 

24

14

39

  
200Ps        60 

70

30

 50 
Lw(A)        

30

 

31

24

 

29

 
250Ps           

40

 

70

20
Lw(A)           

29

 

34

29

300Ps           

70

 

100

30

Lw(A)           

34

 

41

34

400Ps              

60

Lw(A)              

44

Symbols and specifications

  • Q = Air volume in m³/h
  • Ps = Static pressure loss in Pa
  • Lw(A) = Acoustic power in dB(A), based upon measured Lp acoustic pressures increased by 4 dB(A) room attenuation
  • r = -20 mm, 0, +20 mm = Distance between the face of the central cone and the valve border

Selection Graph

Symbols

  • Qv = Air volume in m³/h and l/s
  • Pt = Total pressure loss in Pa
  • Lp = Acoustic pressure in dB(A
  • r = Gap between the central core and the valve body

Dimensions

ØD [mm ]

ØN [mm]

ØN1 [mm]

H [mm]

L [mm]

L1 [mm]

EVA 80

80

106

96

50

60

15

EVA 100

100

135

125

50

60

15

EVA 125

125

160

150

50

60

15

EVA 150

150

191

181

50

60

15

EVA 160

160

195

185

50

60

15

EVA 200

200

238

228

50

63

15
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