Air Quality Systems is a full-service heating and air conditioning company providing residential and commercial repair and replacement HVAC services. The owner Tom Caldwell has over 35 years of air conditioning experience and established Air Quality Systems in 1998 to provide quality heating and air conditioning service in the south-central Oklahoma area including Sulphur, Ada and Pauls Valley.

The goal at Air Quality Systems is to provide fast, honest and dependable service. Our focus is on QUALITY. We take pride in working with quality HVAC products, including Trane and Honeywell. We perform our jobs in a courteous, thorough and professional manner. We give our customers every reason to accept and recommend Air Quality Systems as their HVAC company.

The service vehicles at Air Quality Systems are well stocked and contain many of the parts needed to keep your air conditioner in tip top shape. If we don't have a part, we can get it. Guaranteed - or you don't pay for the service call!

Our technicians are trained to provide professional, reliable service. We use the latest equipment and software programs to properly analyze and diagnose heating and air conditioning systems. As a result, we are able to find and fix problems the first time and ensure that our new systems are properly sized to provide maximum comfort for your family.