Lower part for closed floor duct BKGD 200x60 with a length of 2 m. Lower part for floor duct for dry rooms indoors with dry-maintained floors. The lower part consists of a floor trough sheet with pre-assembled side profiles and is supplied including device carriers, duct connectors and assembly protection covers. The pre-assembled floor stop profiles have an adjustment range between 0 - 25 mm and correspond to the possible floor covering thickness to be applied. Tested according to DIN EN 50085-2-2.