Professional HVAC Services in Chambersburg, PA
Expert heating and air conditioning repair, installation, and maintenance. 24/7 emergency service. Locally owned and operated.
24/7 Emergency Service
Available when you need us most
Licensed & Certified Technicians
All major brands and systems
Free Quotes
No obligation estimates
Our HVAC Services
Complete heating and air conditioning solutions for Chambersburg homes and businesses
Furnace Repair & Installation
Expert furnace repair and installation for maximum comfort and efficiency. We service all major brands.
Learn More →AC Repair & Installation
Keep cool all summer. Professional air conditioning repair, maintenance, and new system installation.
Learn More →Heat Pump Services
Modern heat pump solutions for year-round comfort. Heating and cooling in one efficient system.
Learn More →HVAC Maintenance Plans
Preventive maintenance keeps your system running efficiently. Avoid costly repairs with regular service.
Learn More →Emergency Service
HVAC emergency? We're available 24/7, 365 days a year. Fast response to your urgent needs.
Learn More →Indoor Air Quality
Improve your home's air quality with professional filtration and humidification solutions.
Learn More →Why Choose D. A. Gsell?
We go above and beyond to ensure your complete satisfaction with our service
Locally Owned
Owner Damian Gsell was born and raised in Chambersburg. We care deeply about our community.
Expert Technicians
All technicians are professionally trained and certified on all major HVAC brands and systems.
24/7 Availability
Available around the clock, 365 days a year. Emergency service when you need it most.
Free Estimates
No obligation quotes so you know exactly what to expect before work begins.
Preventive Care
Regular maintenance keeps your system running efficiently and prevents costly emergency repairs.
Fair Pricing
Competitive rates with no hidden fees. We stand behind our work with warranty support.
Our Story
D. A. Gsell Heating & Cooling is a local business with a deep commitment to Chambersburg. Owner Damian Gsell was born and raised right here and understands the needs of our community. Our focus is on your comfort and creating an experience you'll want to recommend to friends and family.
We believe strongly in word-of-mouth advertising, which means we go above and beyond to ensure you're more than satisfied. Our technicians are local residents and experts in all major brands of air conditioning, heat pumps, gas, oil, and forced hot air systems. There's no problem too big for us to handle, whether residential or commercial.
Customer Testimonials
See what our satisfied customers in Chambersburg have to say
"D. A. Gsell installed our new furnace and the service was excellent. Professional, fast, and they explained everything. Highly recommend!"
John & Sarah M.
Furnace Installation
"Our AC went out on the hottest day of the year. Damian came out same day and had us cooling within hours. Great service!"
Michael T.
Emergency AC Repair
"We've been on their maintenance plan for 2 years and haven't had a single problem. Their technicians are friendly and professional."
Jennifer L.
HVAC Maintenance
"Fair pricing, honest diagnosis, and quick repair. They could have sold me a new unit but fixed the existing one. Integrity matters."
David R.
AC Repair
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24/7 Emergency Service Available | Licensed & Insured | Serving Chambersburg, PA