Machines for on-site milling of metal pipe components in clean-room environments

Dehumidifiers; Humidifiers; Air filtering installations; Air purifying apparatus; Cooling installations for water; Electric fans; Electric hair dryers; Electric lamps; Electric radiators; Electric tea kettles; Heat sinks for use in heating, cooling and ventilating apparatus; Portable electric fans; Portable electric heaters; Steam generators; Water purifying apparatus and machines