Established in 1990, Caltemp Inc. is a family owned and operated heating and air conditioning company serving all of Chicagoland. Our employees' experience and expertise allow them to remain 100% committed to customer satisfaction. Whether you're a homeowner or a business owner, Caltemp, Inc. is proud to serve you.We install new equipment and service most brands also have a proven track record of success in: Heating and cooling repair HVAC appliances Central air equipment Boilers Furnaces Humidifiers Refrigeration units Digital thermostatCaltemp Inc has 24-hour emergency service available.All major credit cards accepted.Give us a call today for more information.