lindab | for a better climate Plenum box VBA Min. - max. dimensions 1. A/2 Ød 1 nom A-1×B-1 Description VBA is a plenum box for supply and extract air intended to achieve a stable flow to a rectangular grille or other types of face plates. VBA is equipped with an adjustment damper and pressure measurement device. The plenum box can be connected from the side, the top or the back. The adjustment damper is operated from the front of the box by means of a graduated handle with integrated locking mechanism. VBA is equipped with a telescopic connection for easy installation. The same face plate, grilles and tele- scope are used as for WB boxes. • Can be used for both supply and extract air. • Easy-to-detach face plate for access to duct. • VBA is as standard delivered for supply function • For extract function the pressure plate must be turned around. • Same box used for all wall diffusers PR1, DR24, NR19 and wall grilles AC, AD, AE, AR, AL1 and AL2 the Nordic version with mounting type CN clips. Materials and finish Box, pressure plate and damper are made of hot-galvanised steel plate. Order code Product Type VBA Connection 1 - Back connection 2 - Side connection 4 - Top connection Size A - Dimension B - Dimension VBA a bbb x ccc Example: VBA-2-500-200 10 90-160 10 C/2 C 2. 10 B-1 C 10 A-1 4. 10 C Ød 1 nom B-1×A-1 10 10 10 90-160 C F A x B 200 x 100 300 x 100 400 x 100 500 x 100 600 x 100 800 x 100 1000 x 100 300 x 150 400 x 150 500 x 150 600 x 150 800 x 150 1000 x 150 300 x 200 400 x 200 500 x 200 600 x 200 800 x 200 1000 x 200 600 x 300 Ød 1 C F nom mm mm 125 165 90 160 200 110 160 200 110 200 240 130 250 290 155 250 290 155 250 290 155 200 240 130 250 290 155 250 290 155 250 290 155 315 355 190 315 355 190 250 290 155 250 290 155 315 355 190 315 355 190 315 355 190 315 355 190 400 440 215 Lindab reserves the right to make changes without prior notice 1 2022-09-26
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