Welcome to Comfort 1 Solutions Heating and Air Conditioning! We are a family owned business located in Crystal Lake IL also serving the surrounding areas. We will assist you in the design, installation and modernization of your climate control system, providing energy and cost efficiency tips whenever possible. We specialize in air conditioning and heating services, repairs and installations. Our technicians are available 24/7 a day - give us a call for a free estimate! Se Habla Espanol.