Specializing in AC and Heating Installation and Repair Services In the Greater Dallas Metro Area. Call Us Today! 972-279-4COOL (4266)

Air Conditioning Replacement

100% financing with approved credit on qualifying purchases*
24 Hour Emergency Service Available!

We are headquartered in Mesquite, TX., but we service the entire Greater Dallas Metroplex and surrounding cities, such as Garland, Rowlett, Rockwall, Richardson, Plano, Frisco, Irving, McKinney and more…

Air Conditioning Replacement

A-Allegiance-20-Air-Conditioners-Cutaway-ColorThe old system has finally bit the dust! We have the solution! Mathis Air & Heat is an authorized American Standard dealer. We have the expertise to build your new system from the ground up. We take a great deal of pride in our work so you can be sure that not only will you get the highest quality from a reliable brand name you can trust (view the American Standard Trophy Case), from the all aluminum Spine Fin™ technology which holds its efficiency much longer, to the heart of the system, the Duration Compressor, which has one of the lowest failure rates in the industry. Just as importantly, we provide a great installation of your new system, so it lives up to your comfort and efficiency expectations.


Choose a new level of cool.

Stay cool and save a comfortable amount of money with American Standard® Heating & Air Conditioning’s line of air conditioners. Our air conditioners range in efficiency from 13 to 20 SEER — among the highest efficiency ratings in the industry.Our American Standard Air Conditioning systems offer a wide range of comfort choices, plus exclusive state-of-the-art technology that quietly, meticulously and efficiently conditions your air. Get ready for a level of comfort you and your family may never have experienced before.


100% Financing! 60 Months No Interest! 


As Seen On Home Advisor