We provide expert Heater Installation for both residential and commercial!  We proudly maintain our A+ rating with the Better Business Bureau and 5 star Google rating! Call us for a heating installation and we will also assess your entire home or commercial business so that you understand the condition your HVAC systems are in!

We want to ensure you understand what’s going on with your heating and cooling system, which is why we include our full system assessment with all of our heater installation quotes and other calls!  See details below or feel free to give us a call and ask our helpful dispatchers for more information!

Join our Family Membership plan and SAVE big money on repairs, preventative maintenance, and even AC and Heater installation! Preventative maintenance on your AC or Heater is always part of our family membership plan. Our family membership plan includes two seasonal tune ups.



The items below are some of what we provide in our assessment!

Surge protection

Included with your new HVAC system is whole house surge protection, in most applications.

Smart technology

Are you a tech head? Well we have good news! We offer state of the art smart technology. From Smart thermostats to the latest communicating systems. We do it all!

Expert Craftsmanship

Your new air conditioning system will be installed with outstanding craftsmanship. Every installation includes a lifetime warranty on craftsmanship.

Emergency float switch

Every new installation includes a Emergency Float switch, alerting you before a future clogged condensate line potentially causes damage.

Best warranty in DFW

Sudden Service offers a 10 year parts and labor warranty in most applications!

Meet all code requirements

Sudden Service will arrange to meet all code requirements to keep your system in the clear!

All of a Sudden, We’re at your door!


We keep constant communication with you throughout the service process and usually finish most heater installation jobs in less then one day!  We understand your life is busy and you need to know when your technician will arrive and who they are!  That’s why we send photos and short bios of your expert HVAC technicians and when they will arrive, allowing you to keep peace of mind.  

Our technicians always clean up after themselves and ensure you are satisfied before leaving! We send the details of your system assessment as well so that you can understand what shape your Heating and Air conditioning systems are in.

  • Email Confirmation of Appointment!
  • Text confirmation of appointment!
  • Voice-call reminders before appointment!
  • Recieve photo of technician!
  • Know when your technician will arrive!
  • The service fee is waived if you require an AC or Heating replacement!




Our company has been in business for over 3 decades! We have serviced, repaired and installed heating & cooling systems in all types of applications. These applications include: residential, commercial, institutional, and industrial HVAC and air quality products. At Sudden Service, no job is too small or large for us to handle!


Sudden Service believes in educating ourselves, our clients, and those that refer our services. By educating ourselves, we stay on the cutting edge of technology. By educating our clients, they become more knowledgeable about their heating and cooling systems. This helps them to make better decisions about their heating and cooling needs.


Sudden Service offers a 100% money back guarantee. This guarantee does not have anything to do with whether or not the system is in perfect condition. It is based solely on whether the client feels like they got what they have paid for. If our customers are not thrilled with our service, we will return at no charge or obligation and redo the job. If they are still not impressed, a 100% refund will be issued.

Family Owned

We are a family owned and operated HVAC company dedicated to serving others in need! With this in mind, we'd love for you to join the family and stay protected from your AC or Heating unit breaking down at the wrong moment. Lastly, did we mention that you will receive discounts on all of our top quality services?