Cool Mist Humidifier Good Atomizing Performance Reliable, stable, CE,CCC Approval Energy Savings Easily Maintain, Service Cool Mist Humidifier Description: Working Principle: The quality high pressure pump pressurize the treated supply water to between 7-15MPa, and drives the high pressured water to the nozzles through the high pressure pipeline, then the atomized water particle in 3-5 micron is ...