About Dual County Heating and Air Conditioning
Serving Greencastle, PA and the surrounding area with honest, expert HVAC service since 2004.
Our Story
Dual County Heating and Air Conditioning was founded with a simple mission: provide homeowners and businesses in the Greencastle area with reliable, high-quality HVAC service they can trust. With over 40 years of combined expertise and more than 20 years in business, we've built our reputation one satisfied customer at a time.
We're a locally owned and operated company, which means every job matters to us personally. When you call Dual County, you're not just a ticket number — you're a neighbor. We treat every home and business as if it were our own.
Our Core Values
Honesty
We give you straight answers and fair pricing — no upsells, no surprises.
Expertise
NATE certified technicians with 40+ years of hands-on HVAC experience.
Reliability
Available 365 days a year so you're never left without heat or cooling.
Community
Locally owned and proud to serve Franklin County and surrounding areas.
Licensed, Insured & NATE Certified
Our technicians hold all required Pennsylvania state licenses and carry full liability insurance. We are NATE (North American Technician Excellence) certified — the industry's most recognized and respected certification for HVAC professionals.
Ready to Work With Us?
Contact us today for a free estimate or to schedule your next HVAC service.