Ceiling connection column 2-sided with aluminum hose to DA200 length 2m anodized. Electrical installation duct system Ceiling connection column made of aluminum with flexible hose for ceiling connection as a device installation system for installing device installation components. Consists of rectangular base profile slightly curved, upper part 80 mm, 1- or 2-two-sided, partition wall, ceiling lamination, flexible hose as ceiling connection, pre-assembled spirit level for alignment and earthing accessories for electrical connection of base profile/upper part. The base plate required for fastening the column (cast iron base) is not included in the scope of delivery. Ceiling connection column for installing built-in devices using front-locking fastening technology. All built-in devices/inserts must be mounted with covers, frames or cut-concealing/arrangable plastic panels with/without identification plate. Notes: Earthing measures must be carried out professionally. The specified length corresponds to the column profile length. The stand for fastening the column must be ordered separately.