Recognized as a 50 year Lennox Dealer, Efficiency Air, Inc. has been family owned and operated by three generations since the early 1950's. Previously known as Kotlar A/C in 1961, the company was bought out by David and Carol Muegge in 1986 and renamed Efficiency Air, Inc. Efficiency Air, Inc. has been a Premier Lennox Dealer since 2005. Certified Technicians and Installers At Efficiency Air, Inc. we strive to provide you with the best service possible by the best technicians and installers. All Senior Service Technicians are trained and NATE Certified. A Premier Dealer Lennox! Air Conditioning, Heating, Duct Cleaning Residential and Commercial Services, Zoning, Indoor Air Quality, Installation on Residential and Commercial New Construction Installation on Residential and Commercial Retrofit Jobs, Service on All Makes and Models 24/7 Emergency Service & Financing Available. If you are looking for expert HVAC services with competitive rates that are backed by a reputation for quality and integrity, call on us today!