Technician using screwdriver to repair furnace close up
Haller Customer Service Contact

Have Questions? We’re Here to Help!

Quality, Friendly Service in Central & Eastern PA

It can be frustrating and inconvenient when your heating, ventilation, and air conditioning (HVAC) system breaks. At Haller, our goal is to fix your system quickly so you can feel comfortable again. Our NATE certified technicians will arrive on time, treat your home with care, assess any issues with your heating and air conditioning systems, and will review all possible solutions with you. We know you’ll feel the difference with Haller.

Book Now in minutes online, or call us at (888) 565-0546 to schedule your appointment!

We Repair a Wide Range of Heating and Cooling Systems:

Central Air Conditioning

Cools air from one central location in your home and distributes it through ductwork.

Ductless Systems

Distributes cool air from a wall-mounted system and pumps warm air through the outside unit.

Ductless Systems →

Smart Thermostats

Devices that allow you to set and control the temperature in your home remotely or on a schedule.

Heat Pumps

Provides heat in the winter and cool air in the summer using a reversing valve.


Uses natural gas to warm air from a central location and circulates it through ductwork.


Supplies the transfer of hot air in your home by heating a liquid (usually water).


Adds moisture to the air, either through your central HVAC or standalone system.

Humidifiers →


Transfers heat into or out of your home from the earth’s surface.

Geothermal →

Book Now in minutes online, or call us at (888) 565-0546 to schedule your appointment!

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