Residential HVAC Services in PA
Certified, Experienced & Professional HVAC Contractors
If you’re like most people, worrying about fixing your heating and air conditioning system isn’t your idea of a good time. We get that. That’s why our NATE-certified HVAC experts are here to provide peace of mind by resolving any heating and cooling issues quickly and properly.
We offer a variety of cooling and heating solutions that fit any budget, including preventative maintenance and financing for unavoidable repair costs. We also strive to maintain a smooth and transparent customer experience.
For all your HVAC needs, you’re in good hands.
Heating & AC Services in Allentown, Lancaster, York, Exton & Harrisburg
We help customers analyze and choose dependable, high-efficiency heating and air conditioning repair and replacement options.
HVAC Specials & Discounts
Take advantage of our current offers & coupons!
Get Pre-Approved Financing
We Offer Complete Heating & Cooling Services in Eastern & Central PA
- Oil-to-gas conversion
- Air conditioners & heat pumps
- Smart & programmable thermostats
- Duct cleaning
- Radiant systems
- Gas, propane, oil, and forced-air furnaces & boilers
- Oil furnace maintenance & installation
- Whole-house humidifiers
43
Years in Business
254
Trucks on the Road
One Call Club
Maintenance plans starting at
$19 /mo
What Makes Haller Enterprises Different?
We have over 40 years of experience providing the best heating and air conditioning solutions in Pennsylvania.