Compressed air machines; compressed air pressure reducing equipment, namely, self-contained units for delivering breathable quality air at an appropriate gas pressure into rooms, buildings and underground working environments, namely, mines and underground structures; compressed air pumps; compressed air switch valves for sensing change in air pressure and switching to alternative air supply; compressors for air conditioning apparatus; compressors as parts of machines; pressure reducers in the nature of mechanical valves being parts of machines; air supply hoses being wholly or principally non-metal and being parts of machines; hoses being wholly or principally non-metal for air compressors and air conditioning apparatus; parts and fittings for the aforementioned goods; all for non-medical purposes and for protection against toxic gases, fumes, chemicals and hazardous particulates and all being for use by personnel operating in hazardous environments in the fields of fire fighting, mining, water and waste treatment, chemical and petrochemical production and in power plants and in emergency escape situations and carrying out decontamination procedures

Breathing equipment and breathing apparatus for personnel operating in hazardous environments, namely, portable and non-portable respirators for delivering uninterrupted air supply to the wearer, not for diving; personal compressed air breathing apparatus for personnel operating in hazardous environments, namely, portable and non-portable respirators for delivering uninterrupted air supply to the wearer, not for diving; airline breathing apparatus in the nature of mobile breathing units for personnel operating in hazardous environments to enable users to operate remotely from the source of air supply, not for diving; breathing apparatus backpack assemblies comprising harnesses, buckles and adjusting straps and connected source of air supply and pressure reduction valve; protection masks; respiratory masks and filters for non-medical purposes; breathing air compressors for non-medical purposes; breathing air supply trolleys for non-medical purposes; air supply hoses being wholly or principally non-metal for compressed air breathing apparatus; pressure reducers for reducing the pressure of air to a level where it may be safely breathed, for non-medical purposes; all for non-medical purposes and for protection against toxic gases, fumes, chemicals and hazardous particulates and all being for use by personnel operating in hazardous environments in the fields of fire fighting, mining, water and waste treatment, chemical and petrochemical production and in power plants and in emergency escape situations and carrying out decontamination procedures

Air filters for cleaning the air in rooms and buildings; air conditioners; parts and fittings for the aforementioned goods; all for non-medical purposes and for protection against toxic gases, fumes, chemicals and hazardous particulates and all being for use by personnel operating in hazardous environments in the fields of fire fighting, mining, water and waste treatment, chemical and petrochemical production and in power plants and in emergency escape situations and carrying out decontamination procedures