Import and export of silicone, insulating panels, panels of metal, panels of resin, PVC membranes, PVC sheets, vinyl-coated sheets of steel, sheets of galvanised steel, shaped sections of wood, shaped sections of metal, shaped sections of aluminium, windows, windows of glass, windows of metal, windows, not of metal, windows of aluminium, windows of vinyl, windows with walls of metal, windows for facades (not of metal), armoured windows having frames of metal, sash windows of aluminium, windows of metal with frames, not of metal, dome-shaped casement windows (not of metal), doors of metal, key rings, not of metal, sashes, bars of metal, pry bars, tin bars, welding rods, reinforcing bars of metal, reinforcing bars, not of metal, bars of titanium, hollow bars of steel, bars of plastic, springs of metal, springs mainly made of metal, hinges of metal, hinges, not of metal, knobs of metal, knobs, not of metal, door handles, handles, electric door opening devices, electronic door opening devices, light diffusers, steam diffusers, hot air diffusers, linear air diffusers, air supply diffusers, pipes of metal for ventilating and air conditioning installations, venting ducts of metal, ventilating ducts, not of metal, air ducts, air filters for air-conditioning, filters for air-conditioning systems, filters for air extractor hoods, filters for purifying water, filters for cleaning the air, dust filters, filters for fume extractors, casings for filters, ducts of metal, plugs, sockets and other contacts (electric connections), electric switches, electric relays, valves, not of metal, electric valves, hydraulic valves, solenoid valves, motor valves, shower valves, steam valves, ball valves, radiator valves, servocontroller valves, valves of rubber, seal valves, valves for machines, valves for pumps, thermostatically controlled valves, radiator valves, valves with hinges of metal, mixing valves, pneumatic control valves, manually operated valves of metal, valves (parts of machines), valves (plumbing fittings), pipe laying cocks, closure valves for regulating gas, safety valves for gas ducts, safety valves for gas apparatus, valves for air conditioners, smoke release valves, suction valves for air compressors, compressed air pilot valves, compressed air switch valves, pump control valves, level control valves, water control valves, valves of metal, except parts of machines, valves (parts of radiators), water-pipe valves of metal, tube control valves, water distribution valves of metal, mechanical valves for regulating fluid flow, sinks of stainless steel, hosing, drain gullies, drain gullies, not of metal, steam traps, air valves for steam heating installations, air valves for use with water distribution installations, air valves for use with water supply installations, sanitary apparatus, sanitary accessories, pressure gauges, waste fittings for sanitary ware, soap dispensers, hand drying apparatus for washrooms, sanitary preparations for medical purposes, boxes of metal, wheeled cabinets for transporting medical supplies, compressors, water and gas generators for scientific experiments, steam boilers for steam production (not parts of machines), laboratory beakers, Insulated bottles (flasks) for laboratory use, lab units for the dilution of liquids, lab units for the transfer of liquids, lab units for the mixing of liquids, vials for laboratory use, laboratory glassware, hollow glass containers for laboratory use, insulating vessels for laboratory use, vacuum flasks for laboratory use, glassware for scientific experiments in laboratories, sheets for use in laboratories, trays of stainless steel, trays of phenolic resin, laboratory trays, medical trays, trays for holding medical instruments, trays for holding surgical instruments, priming irons, thermometers, separating apparatus for laboratory use, laboratory filters, filtration units for laboratory use, laboratory instruments (other than for medical use), programmable logic controllers, pressure gauges, electronic billboard, electronic sensors, laboratory centrifuges, laboratory blenders, ovens for laboratory use, laboratory burners, luminaires, laboratory lamps, furniture especially made for laboratories, furniture for laboratories, clothing especially made for laboratories, laboratory gowns, medical gowns, surgical gowns, medical gloves, surgical gloves, gloves for dental use, gloves for use in hospitals, gloves for veterinary use, caps, surgical shoe covers, filters for respiratory masks, retailing or wholesaling via global computer networks of silicone, insulating panels, panels of metal, panels of resin, PVC membranes, PVC sheets, vinyl-coated sheets steel, sheets of galvanised steel, shaped sections of wood, shaped sections of metal, shaped sections of aluminium, windows, windows of glass, windows of metal, windows, not of metal, windows of aluminium, windows of vinyl, windows with walls of metal, windows for facades (not of metal), armoured windows having frames of metal, sash windows of aluminium, windows of metal with frames, not of metal, dome-shaped casement windows (not of metal), doors of metal, key rings, not of metal, sashes, bars of metal, pry bars, tin bars, welding rods, reinforcing bars of metal, reinforcing bars, not of metal, bars of titanium, hollow bars of steel, bars of plastic, springs of metal, springs mainly made of metal, hinges of metal, hinges, not of metal, knobs of metal, knobs, not of metal, door handles, handles, electric door opening devices, electronic door opening devices, light diffusers, steam diffusers, hot air diffusers, linear air diffusers, air supply diffusers, pipes of metal for ventilating and air conditioning installations, venting ducts of metal, ventilating ducts, not of metal, air ducts, air filters for air-conditioning, filters for air-conditioning systems, filters for air extractor hoods, filters for purifying water, filters for cleaning the air, dust filters, filters for fume extractors, casings for filters, ducts of metal, plugs, sockets and other contacts (electric connections), electric switches, electric relays, valves, not of metal, electric valves, hydraulic valves, solenoid valves, motor valves, shower valves, steam valves, ball valves, radiator valves, servocontroller valves, valves of rubber, seal valves, valves for machines, valves for pumps, thermostatically controlled valves, radiator valves, valves with hinges of metal, mixing valves, pneumatic control valves, manually operated valves of metal, valves (parts of machines), valves (plumbing fittings), pipe laying cocks, closure valves for regulating gas, safety valves for gas ducts, safety valves for gas apparatus, valves for air conditioners, smoke release valves, suction valves for air compressors, compressed air pilot valves, compressed air switch valves, pump control valves, level control valves, water control valves, valves of metal, except parts of machines, valves (parts of radiators), water-pipe valves of metal, tube control valves, water distribution valves of metal, mechanical valves for regulating fluid flow, sinks of stainless steel, hosing, drain gullies, drain gullies, not of metal, steam traps, air valves for steam heating installations, air valves for use with water distribution installations, air valves for use with water supply installations, sanitary apparatus, sanitary accessories, pressure gauges, waste fittings for sanitary ware, soap dispensers, hand drying apparatus for washrooms, sanitary preparations for medical purposes, boxes of metal, wheeled cabinets for transporting medical supplies, compressors, water and gas generators for scientific experiments, steam boilers for steam production (not parts of machines), laboratory beakers, Insulated bottles (flasks) for laboratory use, lab units for the dilution of liquids, lab units for the transfer of liquids, lab units for the mixing of liquids, vials for laboratory use, laboratory glassware, hollow glass containers for laboratory use, insulating vessels for laboratory use, vacuum flasks for laboratory use, glassware for scientific experiments in laboratories, sheets for use in laboratories, trays of stainless steel, trays of phenolic resin, laboratory trays, medical trays, trays for holding medical instruments, trays for holding surgical instruments, priming irons, thermometers, laboratory filters, filtration units for laboratory use, laboratory instruments (other than for medical use), programmable logic controllers, pressure gauges, electronic billboard, electronic sensors, laboratory centrifuges, laboratory blenders, ovens for laboratory use, laboratory burners, luminaires, laboratory lamps, furniture especially made for laboratories, furniture for laboratories, clothing especially made for laboratories, laboratory gowns, medical gowns, surgical gowns, medical gloves, surgical gloves, gloves for dental use, gloves for use in hospitals, gloves for veterinary use, caps, surgical shoe covers, filters for respiratory masks.