Wall brackets with ventilation louvre U/F-shape are used as upper bracket with extension from the wall.
Dimensions are 46, 71 or 96 mm. The distance between the brackets must be max. 1200 mm or at least 2 per track/duct.
In case of double installation the downward extension bracket is used as a lower bracket. Spacers, 2 mm or 3 mm, are available.
Wall- and downward extension brackets are self-locking. Adjustable wall bracket only for horizontal installation.