Roof duct, for fastening antenna standpipes or rafter brackets, consisting of: Standpipe duct DAB 52-3 N and sealing sleeve DAB 50-2Roof rafter accessory set DZ 48 Type of mounting material Roof rafter bracket, consisting of standpipe duct DAB 52-3 N and sealing sleeve DAB 50-2, for fastening and roof insertion of antenna standpipes or rafter brackets.
