groppalli

Building and construction materials and elements of metal; pipes, tubes and hoses, and fittings therefor, including valves, of metal; couplings of metal for tubing; junctions of metal for pipes; pipe muffs of metal; pipe support sleeves of metal; flexible tubes of metal; steel tubes; doors, gates, windows and window coverings of metal; molds of metal; anchor channels of metal; fixing devices of metal; ties of metal for binding; fixing plates of metal; weatherstrippings of metal; window sashes of aluminium; fasteners of metal for casement windows; ironwork for windows; fittings of metal for windows; window frames of metal; casement windows of metal; doors and windows of metal; metal roll shutters; metallic slatted shutters; blind bolt fasteners of metal; aluminum siding; weatherboards of metal; building panels of metal; aluminium residential doors; armoured doors of metal; door handles of metal; door fittings of metal; metal hardware; roofing of metal; handrails of metal for use in buildings; buildings being fixed structures of metal; buildings of metal; prefabricated buildings made substantially of metal; stair rails of metal; metal railings.Heat-stabilized polypropylene pipes for heating installations; boiler pipes [tubes] for heating installations; fireplaces; fireplace inserts; flues for heating boilers; air treatment equipment; solar thermal collectors [heating]; evacuated heat pipe solar collectors [heat exchangers]; thermal storage instruments [solar energy] for heating; air separation apparatus; heat sinks for use in cooling apparatus; heat sinks for use in heating apparatus; heat sinks for use in ventilating apparatus.Treatment of aluminum; production of renewable green energy; energy production; extruding of plastics; extruding of metal alloys.