lindab | we simplify construction Wall diffuser Dimensions NR19 A + 25 B B + 25 Ød 1 100 40 20 Ød 2 Description NR19 is a rectangular diffuser with adjustable nozzles suit- able for installation in a wall or skirting board. The diffus- er is suitable for the horizontal supply of cooled air. The nozzles at the front make it possible to vary the dispersal pattern and thereby create different throws. The diffuser is used with a WB type plenum box. The plenum boxes are equipped with a damper and measuring device, enabling individual adjustment. • Individually adjustable nozzles • Flexible dispersal pattern • Regardless of straight ducting before the diffuser • Telescopic function in the plenum box Maintenance The front can be removed and the damper taken out for cleaning of internal parts or to gain access to the duct. The visible parts of the diffuser can be wiped with a damp cloth. L2 L1 A 40 100 9 0 - 50 WB-1 Back connection A A x x B B S S i i z z e e m m m m 3 3 0 0 0 0 - - 1 1 0 0 0 0 4 4 0 0 0 0 - - 1 1 5 5 0 0 5 5 0 0 0 0 - - 1 1 5 5 0 0 5 5 0 0 0 0 - - 2 2 0 0 0 0 5 5 0 0 0 0 - - 3 3 0 0 0 0 Ø Ø d d 1 1 m m m m 8 8 0 0 1 1 0 0 0 0 1 1 2 2 5 5 1 1 6 6 0 0 2 2 0 0 0 0 A A m m m m 3 3 0 0 0 0 4 4 0 0 0 0 5 5 0 0 0 0 5 5 0 0 0 0 5 5 0 0 0 0 B B m m m m 1 1 0 0 0 0 1 1 5 5 0 0 1 1 5 5 0 0 2 2 0 0 0 0 3 3 0 0 0 0 L L 1 1 m m m m 2 2 4 4 0 0 2 2 4 4 0 0 2 2 4 4 0 0 2 2 4 4 0 0 2 2 4 4 0 0 W W e e i i g g h h t t k k g g 2 2 . , 5 5 0 0 3 3 . , 5 5 0 0 4 4 . , 3 3 0 0 5 5 . , 5 5 0 0 7 7 . , 4 4 0 0 Order code Product Type NR19 Functional use S ( Supply air ) Size (A x B) 300x100 - 500x300 NR19 S Product Type WB Connection 1 = Back 2 = Side Size (A x B) 300x100 - 500x300 WB a Example: NR19-S-500x200 + WB-2-500x200 A x B A x B WB-2 Side connection A A x x B B S S i i z z e e m m m m 3 3 0 0 0 0 - - 1 1 0 0 0 0 4 4 0 0 0 0 - - 1 1 5 5 0 0 5 5 0 0 0 0 - - 1 1 5 5 0 0 5 5 0 0 0 0 - - 2 2 0 0 0 0 5 5 0 0 0 0 - - 3 3 0 0 0 0 Ø Ø d d 2 2 m m m m 8 8 0 0 1 1 0 0 0 0 1 1 2 2 5 5 1 1 6 6 0 0 2 2 0 0 0 0 A A m m m m 3 3 0 0 0 0 4 4 0 0 0 0 5 5 0 0 0 0 5 5 0 0 0 0 5 5 0 0 0 0 B B m m m m 1 1 0 0 0 0 1 1 5 5 0 0 1 1 5 5 0 0 2 2 0 0 0 0 3 3 0 0 0 0 L L 1 1 m m m m 2 2 8 8 0 0 3 3 0 0 0 0 3 3 2 2 5 5 3 3 6 6 0 0 4 4 0 0 0 0 W W e e i i g g h h t t k k g g 2 2 . , 5 5 0 0 3 3 . , 5 5 0 0 4 4 . , 3 3 0 0 5 5 . , 5 5 0 0 7 7 . , 4 4 0 0 Materials and finish Diffuser: Nozzles: Standard finish: Standard colour: Galvanised steel ABS plastic Powder-coated RAL 9003 or 9010 white, gloss 30 The diffuser is available in other colours. Please contact Lindab’s sales department for further information. 2 Lindab reserves the right to make changes without prior notice 2020-06-18
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