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BLR-FA (RAL9006) • Circular molded aluminium louvres

Circular louvres made of moulded aluminium painted in RAL9006

Brand

  • Cairox

Application

  • Louvres for air supply and exhaust in ventilation systems

Material

  • Moulded aluminium
  • Inox mesh

Colour

  • Standard colour RAL9006

Composition

  • Moulded aluminium body with enclined aluminium blades. Equipped with welded insect screen which must be removed when used for mechanical ventilation.

Mounting

  • Fitted by casting

Text for tender

Copy
  • The circular external air louvres shall be of the circular type, made of moulded aluminium and equipped with insectscreen
  • Cairox type BLR-FA (RAL9006)

Order example

  • BLR-FA (RAL9006), 160

Explanation

BLR-FA = Type grill

160 = Connection diameter

Dimensions

BLR-FAød [mm]A [mm]øD [mm]C [mm]

Ak [m²]

Ak %

Ak [m²] incl.screen

Ak % incl.screen

10099312419

0.0037

47

0.0026

33
125124315019

0.0054

44

0.0038

31
150149317917

0.0096

54

0.0067

38
160159318118

0.0100

50

0.0070

35
200199322320

0.0167

53

0.0116

37
250249527520

0.0233

47

0.0162

33
315314534521

0.0412

53

0.0288

37
400399643941

0.0675

54

0.0477

38

Selection graph

Symbols & specifications

  • Q = Air volume in l/s and m³/h
  • Pt = Total pressure drop in Pa
  • v = Average velocity in duct in m/s
  • Ød = Connection diameter of the louvre in mm
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