Thermoneb Piston Compressor Nebulizer is Our own brand A1 Grade Nebulizer. It Comes With Compartment For Storage. It is Developed For The Successful Treatment Of Asthma, Allergies And Other Respiratory Disorders. It Creates A Stream Of Air, That travels through Clear Tube to the Nebulizer. When Air Enters the Nebulizer, It Will Convert. The Prescribed Medication Into the Aerosol Mist For Easy Inhalation. Best Brand Owned By Thermo Plast Industries. Product Designed In India.Particle size created by our home-made bottle is around 2.00 micrometers (MMAD) tested by cascade impactor but may escalate to 4.3 micrometers if tested at DV(50) by Malvern Spraytec. There may be a 2 micrometers difference in the particle size tested by different measurement method. Compared to most bottles in the market, our proprietary bottle ensures more efficient and effective performance.