An air conditioning system 2 comprising: at least one piping circuit 20, inside which a predetermined gas flows; at least one compressor 21; at least one condenser 22; at least one pressure changing organ 23; at least one evaporator 24; at least one saniti...

A purifier, which treats circulating air by photocatalysis, has a light source (5, 5') that irradiates at least one wall (1, 2) coated with a photocatalytic agent and located in the path of the circulating air. The light source is associated with a photoph...

The installation has an electrostatic filtration system (30) for treating particles, and a plasma catalysis system (40) for treating gas pollutants, odors and micro-organisms. The system (30) has an ionizer for ionizing particles before they are collected ...

There is described an air conditioning and ventilation system (1) for the passenger compartment (2) of a vehicle, wherein an electrostatic filter (11) is located along a recirculating path (R) for the air in the passenger compartment (2), upstream from a v...