Light screening transfer grille for wall or door mounting

The LTA is a rectangular grille for installation in wallsor doors. It is used as a supply or transfer air diffuser between rooms where light transmission is not desirable.

  • Light-blocking
    The LTA is supplied made of anodized aluminium as standard.
    Two ventilation grilles with black paint finish are sufficient for dark room walls.
    Telescopic counterflange
    Light-blocking
  • The LTA is supplied made of anodized aluminium as standard
  • Two ventilation grilles with black paint finish are sufficient for dark room walls
  • Telescopic counterflange
 

LTA
LTA
Product view
 
LTA
LTA
Installation example


AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)

LTA

l/s

Size

10 Pa

15 Pa

20 Pa

200-100

14

19

21

400-100

30

35

42

600-100

46

55

65

400-150

52

62

72

600-150

70

83

100

800-150

110

130

150

400-200

70

83

100

600-200

110

130

150

800-200

142

180

200

The data applies to a grille placed in a wall.

*) 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


2 Hits   Page < 1 >

   

 



Article Name Type Size Date Add to bucket
Page < 1 >
LTAb  Installation, commissioning and maintenance Instructions/Manuals 190.22kB 3/17/2016 Add to bucket
LTAb  Rectangular light screening transfer grille Catalogue/Product sheets 336.56kB 10/10/2018 Add to bucket