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Free Replacement Estimates Upgrade Today and Save on Your Energy Bills! One Hour Air Conditioning & Heating® of Harford County Coupon must be presented at time of purchase. Cannot be combined with any other offers or discounts. Management reserves the right to modify offers at any given time. Some restrictions may apply. Expires Dec 31, 2022

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AC & Heating Repair Services in Harford County

Keeping You Comfortable All Season Long

When it comes to your HVAC system, you need to know that the team you trust to provide repairs and maintenance is the best. There is no compromising when it comes to the comfort of your home and your family. At One Hour Air Conditioning & Heating® of Harford County, we are dedicated to providing you with unrivaled services for your heating and cooling systems. Our Harford County HVAC company is the leading provider of heating and cooling services and our team is dedicated to earning your trust, providing reliable services, and restoring comfort to your home quickly and efficiently.

We offer highly trained HVAC technicians who have extensive experience and provide services that are backed by our 100% satisfaction guarantee. Each of our team members is background checked and drug tested to make sure that you have the peace of mind that you deserve when you are waiting for your system to be fixed. One Hour Air Conditioning & Heating® of Harford County also offers customers our on-time guarantee, which simply promises that we will always be there right at our scheduled time, and if we aren’t, your service is free.

Always Here for You

HVAC troubles don’t stick to a 9 – 5 schedule, so neither do we. One Hour Air Conditioning & Heating® of Harford County is here for you whenever you need us. With our ‘round-the-clock availability, you can count on One Hour to be there when emergencies arise. When your heating or cooling unit isn’t working, it doesn’t take long for your home to become uncomfortable. Just give us a call and rest assured that help is on the way.

In addition to heating and cooling services, our Harford County AC & heating repair team can assist you with your indoor air quality, air ducts, and thermostats. All of these components work together to keep you comfortable, and we can assess them all to make sure your entire system is in great shape.

Reach out to us today at (301) 321-7231 to request an appointment!

Always On Time... Or You Don't
Pay A Dime!®

‘Round the Clock Availability
No matter the hour, you can trust One Hour to be there to help you when you get hit with the unexpected.
100% Satisfaction Guarantee
We guarantee our materials, labor, and craftsmanship for up to two years from the date of your service.
StraightForward Pricing® Guide
Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!
Always On Time…Or You Don’t Pay A Dime!®
We understand your time is valuable, so we promise to arrive at your home within the predetermined one-hour time window that you select, or your service call is free.