General Filters, Inc. moved into the Indoor Air Quality (IAQ) Market by manufacturing and marketing GeneralAire® whole-house humidifiers in the early 1950's. Over the years residential home construction had improved, better insulating and protecting the interior of homes from outdoor temperatures and debris. Consequently, these new construction methods created an ever-growing need for better Indoor Air Quality, 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 air purifiers have become the complete line of dependable, high quality IAQ solutions for today's energy-efficient homes. GeneralAire® indoor air quality products allow you to breathe healthier in the comfort of your own home.