The OMRON CompAIR™ NE-C28P has a robust design for intensive use, suitable for the treatment of lower airways respiratory diseases like asthma, COPD, cystic fybrosis or emphysema. It is a highly efficient nebulizer that combines a short inhalation time with efficient medication delivery thanks to its powerful compressor and V.V.T technology . The high efficiency Virtual Valve Technology (V.V.T.) from OMRON adapts to your breathing, thus matching your breathing pattern. This technology reduces drug wastage while breathing out and maximizes drug availability when breathing in. Also, this nebulizer kit is made of easy to clean Polypropylene without the use of Silicon valves which are commonly used in conventional nebulizers.