n niczuk

Metal goods for use in construction; building materials of metal; zinc; junctions of metal for pipes; metal hardware; dowel rods of metal; spars of metal for use in building; threaded bars of metal; reinforcement rods of metal; pegs of metal; structural joint connectors of metal; anchors of metal; metal edgings; shaped metal sections; shims; set screws of metal; wood screws made of metal; eye bolts; rivets of metal; cable thimbles of metal; cane connectors of metal; screws of metal; sliding rails of metal; anchor bushings of metal; gutter brackets of metal; metal brackets; common metals, unwrought or semi-wrought; reinforcing materials of metal for building; angle irons of metal; screw caps of metal. Conveyors; pneumatic tube conveyors; jacks [machines]; pneumatic jacks. Cooling appliances and installations; turbine ventilators [ventilation apparatus]; ventilation [air-conditioning] installations and apparatus; air cleaning apparatus; industrial air purifiers; filters for cleaning air; heating units; heating apparatus and installations; heating apparatus for furnaces. Building services relating to building for industry purposes; demolition of buildings; machinery installation, maintenance and repair; installation, maintenance and repair of air-conditioning apparatus; installation of apparatus for heating; maintenance and repair of heating apparatus. Material testing; quality control; conducting technical project studies.