We do professional HVAC/R Repair and Installation Your perfect solution for accurate, immediate and professional help with all of your major repair problems. Four Elements has over 10 years of experience servicing Chicagoland and the surrounding area. We are sure to have someone in your area the moment you call in with a furnace or A/C repair need. Our repair techs are highly trained and certified professionals who are knowledgeable and experienced in repairing all brands and models of all major brands.We provide you with a 1 year In-Home warranty covering ALL parts changed out by Four Elements Service company and our full labor for 1 year