HVAC Replacement

Hesse-Schniederjan Heating and Air Conditioning is a full service air conditioning and heating company where our technicians ensure you always receive the highest quality Residential and Commercial installations.

Reasons for replacing your air conditioning system:

  • Continuous expensive repair bills

  • System age

  • High energy bills

  • Lack of Comfort

  • Poor filtration system

If you need help determining whether or not you need a new system, we can help you.  We have the most qualified technicians, and the highest quality equipment and a competitive warranty program.  At Hesse-Schniederjan your comfort is our number one priority.


  • We have been in business for over 30 years

  • Our technicians are fully trained and NATE certified

  • Free estimates on unit replacement

Click here for a


on a new system!!

Hesse-Schniederjan Heating and                Air Conditioning




Office Hours

Monday - Friday 8:00 - 5:00

For Emergency After Hours Service, Plesae Call:



3200 East Highway 82

Gainesville, TX  76240

Messages will be replied to during our

regular office hours of

Monday - Friday, 8AM-5PM.


 If you need immediate assistance after hours, on a weekend or a holiday, please call us at:  

940-612-4328 for emergency services.


Please be aware that our Emergency Service requires that you be the owner of the property where the services are needed, and you must be prepared to pay at the time of service.  

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