Founded in 1937, General Filters, Inc. began manufacturing GeneralAire® branded whole-house humidifiers in the early 1950's. Through evolving construction methods, technology, and design, General Filters recognized an ever-growing need for better Indoor Air Quality (IAQ) and for residential home heating and cooling systems to be much more diverse and sophisticated. Using the latest technology available, GeneralAire® premium brand whole-house humidifiers, air cleaners, dehumidifiers and Second Wind™ UV air purifiers have become the complete line of dependable, innovative designs engineered for today's homes. GeneralAire® and Second Wind™ indoor air quality products allow you to breathe healthier® in the comfort of your own home.