Heating & Cooling Services in Olney, MD

Dependable HVAC Repairs, Installations & Maintenance from Hecox Home Services
When homeowners in Olney need trustworthy HVAC service, they call on the local experts at Hecox Home Services. From sudden heating issues in the middle of winter to AC systems that can’t keep up with the summer heat, our skilled team is ready to deliver fast, effective solutions. Whether you need a quick repair, a full system replacement, or ongoing maintenance, we’re here to help keep your home comfortable year-round.
We proudly serve Olney and surrounding communities with top-tier heating and cooling services—and we do it with honesty, professionalism, and a commitment to your satisfaction.

HVAC Repair Services in Olney
If your heating or cooling system is acting up, don’t wait to call. Our experienced technicians can quickly assess the problem and get your system back on track. From malfunctioning furnaces and heat pumps to AC units that won’t cool properly, we handle all makes and models with care and precision. We know how important comfort is to your daily routine, which is why we offer prompt repair service, often on the same day you call.
You may need HVAC repairs if you notice:
- Poor airflow or uneven temperatures
- Unusual noises or odors
- Short cycling or system failure
- Higher-than-normal utility bills
- A system that won’t turn on

HVAC Installation & Replacement in Olney
Whether you’re upgrading an outdated unit or building a new home, Hecox Home Services offers professional HVAC installation tailored to your needs. We install high-efficiency furnaces, central air conditioners, and heat pumps from trusted brands like Lennox® and Carrier®—designed to keep your home comfortable while helping you save on energy costs.
We’ll evaluate your home’s layout and energy needs to recommend the right system, and we’ll handle the installation process from start to finish. Our goal is to ensure your new system performs at its best from day one.
Need financing? We offer convenient options for qualified customers to make upgrading your system easier and more affordable.

HVAC Maintenance for Long-Term Performance
Routine maintenance is the key to avoiding unexpected repairs and maximizing the lifespan of your heating and cooling equipment. Our HVAC tune-ups are designed to keep your system running efficiently and reliably all year long.
During a maintenance visit, we’ll:
- Inspect and clean critical components
- Test safety systems and thermostat performance
- Check refrigerant levels and electrical connections
- Replace air filters and recommend any needed repairs
Ask us about our annual maintenance plans, which are designed to help Olney homeowners stay ahead of seasonal wear and tear with priority scheduling and peace of mind.
When it comes to heating and cooling in Olney, MD, you can rely on Hecox Home Services for comfort that lasts. Call us today at 301-943-5339 to schedule your service!