wall diffusers Wall diffusers About Lindab Product overview / symbols Ceiling diffusers Ceiling diffusers - visible Plenum boxes Wall diffusers Displacement diffusers Constant- / variable flow dampers Fresh air valves/overflow units Cleanroom diffusers © 10.2011 Lindab Ventilation A/S. All forms of copying without written permission are forbidden. is Lindab AB’s registered trademark. Lindab’s products, systems and product group and product designations are protected by intellectual property rights (IPR).

Lindab wall diffusers 1 2 Wall diffusers Fronts Combination overview Wall grilles Grilles right to alterations reserved

wall diffusers Lindab wall diffusers Wall diffusers, where the diffuser itself and the plenum box is placed in the wall or in a skirting board, is used in combination with - or as an alternative to ceiling diffusers. When the wall diffusers are used in combination with ceiling diffusers, the ceiling diffusers will typically be used for supply air and the wall diffusers for exhaust air. If the entire ceiling area has to be free for other installation needs, or because there isn’t a suspended ceiling in the room, there is great advantage in using the wall diffusers for both supply air and exhaust...

Adjustable blades Plenum boxes See chapter Comfort and Design Lindab wall diffusers 1. Products depicted in catalogue. Tech. data in catalogue 2. Combination possible. Tech. data depicted in catalogue 3. Combination possible. Tech. data not in catalogue 4. If field is empty, combination is not possible right to alterations reserved

lindab | wall diffusers Wall diffuser PR1 is a rectangular diffuser for installation in a wall or skirt- ing board with perforated front plate in various designs (see summary). The diffuser is suitable for the horizontal supply of cooled air and exhaust. The diffuser for supply air is used with a WB type plenum box, and for air exhaust, with a VBA type plenum box. The plenum boxes are equipped with a damper and measuring device, enabling individual adjust- • Large capacity • Discrete appearance • Regardless of straight ducting before the diffuser • Telescopic function in the plenum box The front...

lindab | wall diffusers Wall diffuser Technical data Volume flow qv [l/s] and [m3/h], total pressure loss Apt [Pa], throw \0 2 and sound level LWA [dB(A)] can be seen in the Frequency-related sound effect level The sound effect level in the frequency band is defined as L-WOK = L-WA+ K0|< . Kok values are specified in charts beneath the diagrams on the following pages. Quick selection Sound attenuation The diffuser's sound attenuation function from duct to room, including end reflection - see table below. The throw is specified at a terminal velocity of 0.2 m/s. We reserve the right to make changes...

li ndab | wall diff users Wall diffuser Technical data Air jet dispersal lb = Distance from the diffuser to the point where there is maximum dispersal. bv = Depth of the air jet on a vertical plane. bh = Width of the air jet on a horizontal plane.

lindab | wall diffusers Wall diffuser We reserve the right to make changes without prior notice

lindab | wall diffusers Wall diffuser We reserve the right to make changes without prior notice

lindab | wall diffusers Wall diffuser 2 3 4 5 6 Correction sound Correction values for conversion of diagram data for connection from the side or top – see table below. 8 Open damper 50 % open damper Closed damper We reserve the right to make changes without prior notice

lindab | wall di ffusers Wall diffuser Individually adjustable nozzles Flexible dispersal pattern Regardless of straight ducting before the diffuser Telescopic function in the plenum box NR19 is a rectangular diffuser with adjustable nozzles suitable for installation in a wall or skirting board. The diffuser 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...

lindab | wall diffusers Wall diffuser Technical data Volume flow qv [l/s] and [m3/h], total pressure loss Apt [Pa], throw \0 2 and sound level LWA [dB(A)] can be seen in the Frequency-related sound effect level The sound effect level in the frequency band is defined as L-WOK = L-WA+ K0k- Kok values are specified in charts beneath the diagrams on the following pages. Quick selection The throw is specified at a terminal velocity of 0.2 m/s. Sound attenuation The diffuser's sound attenuation function from duct to room, including end reflection - see table below. We reserve the right to make changes...

lindab | wall di ffusers Wall diffuser Air jet dispersal lb = Distance from the diffuser to the point where there is maximum dispersal. bv = Depth of the air jet on a vertical plane. bh = Width of the air jet on a horizontal plane. Normal nozzle setting l02: Diagram value bv: 0.05 × l0.2 bh: 0.7 × l0.2 Short throw l02: 0.7 × Diagram value bv: 0.05 × l0.2 bh: 0.85 × l0.2 Long throw l02: 1.4 × Diagram value bv: 0.05 × l0.2 bh: 0.5 × l0.2 We reserve the right to make changes without prior notice

lindab | wall diffusers Wall diffuser We reserve the right to make changes without prior notice

lindab | wall diffusers Wall diffuser We reserve the right to make changes without prior notice

lindab | wall diffusers Wall diffuser DR24 is a rectangular diffuser with adjustable bars suitable for installation in a wall or skirting board. The diffuser is suitable for the horizontal supply of cooled air. The bars in the front make it possible to vary the throw. The diffuser is used with a WB type plenum box. The plenum box is equipped with a damper and measuring device, enabling individual adjustment. • • • • Adjustable bars Flexible dispersal pattern Regardless of straight ducting before the diffuser Telescopic function in the plenum box WB-1 Back connection AxB Size The front can be...