One Hour Heating & Air Conditioning is a Delaware-based company that offers HVAC services for homeowners in several states. But is it the right fit for your home repair, maintenance, or installation needs? We’ve taken a deep dive into the company’s reputation, availability, and services to help you decide.
With extensive research into the best air conditioner (AC) brands based on key factors like customer reviews and satisfaction guarantees, we’re here to highlight what makes One Hour Heating & Air Conditioning stand out—and whether it’s the right choice for you.
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Background and Availability
Founded in 1999 and headquartered in Wilmington, Delaware, One Hour Heating & Air Conditioning provides heating, ventilation, and air conditioning (HVAC) services to homeowners in Washington D.C. and 39 U.S. states, excluding Alaska, Hawaii, Maine, Mississippi, Montana, New Hampshire, New Mexico, North Dakota, Washington, West Virginia, and Wyoming.
Pros
- Provides an on-time guarantee and satisfaction guarantee
- Available 24/7 and offers emergency services
- Technicians are drug tested and receive a background check
Cons
- Not available in 11 states
- Doesn’t offer plumbing services
One Hour Heating & Air Conditioning Coverage
One Hour Heating & Air Conditioning provides a range of HVAC services designed to keep your home comfortable year-round. The company specializes in air conditioning, heating, ductwork, indoor air quality, and thermostat solutions.
Services Overview
Here’s a closer look at what One Hour Heating & Air Conditioning covers in each category:
One Hour Heating & Air Conditioning offers comprehensive AC services, including system repairs for refrigerant leaks, compressor failures, and airflow issues. If your unit is outdated or beyond repair, the company provides professional AC installation and replacement services for energy-efficient models. Routine HVAC maintenance is also available, including coil cleaning, filter replacement, and system inspections to improve efficiency and longevity.
Whether you have a furnace, boiler, or heat pump, One Hour Heating & Air Conditioning provides heating system repairs for ignition issues, pilot light malfunctions, and uneven heating problems. If you need a new system, the company handles heating installations, including high-efficiency furnaces and heat pumps that help lower energy bills. Seasonal maintenance services, such as filter changes and system tune-ups, ensure reliable heating throughout the colder months.
Proper ductwork is essential for efficient heating and cooling. One Hour Heating & Air Conditioning offers duct cleaning services to remove dust, allergens, and debris that can impact air quality and system performance. If your ductwork has leaks or damage, technicians can seal or repair it to improve airflow and efficiency. For new homes or system upgrades, One Hour Heating & Air Conditioning also provides professional duct installation services.
Indoor air pollution can contribute to allergies and respiratory issues. One Hour Heating & Air Conditioning offers various solutions, including advanced air filtration systems, purifiers, and UV light sanitizers that help remove airborne contaminants. The company also installs humidifiers and dehumidifiers to regulate indoor moisture levels, preventing mold growth and improving overall comfort. Additionally, heat and energy recovery ventilators help maintain fresh air circulation while preserving heating and cooling efficiency.
A properly functioning thermostat is essential for maintaining home comfort and energy efficiency. One Hour Heating & Air Conditioning provides thermostat repair services to address connectivity issues, calibration problems, and power failures. If you’re looking to upgrade your entire cooling and heating system, the company offers thermostat replacement services, including smart thermostats that allow remote access and programmable settings for improved energy savings.
Emergency Services
One Hour Heating & Air Conditioning offers emergency services 24/7 with no extra fees for nights, weekends, or holidays. Whether your heating stops working in the middle of winter or your AC breaks down on a hot summer day, its HVAC contractors are available to restore comfort to your home quickly.
Guarantees
One Hour Heating & Air Conditioning provides two key service guarantees:
- Satisfaction guarantee: The company promises high-quality workmanship and customer satisfaction. If you’re not happy with the service, the company will make it right.
- On-time guarantee: If a technician arrives even one minute late, you won’t be charged for the service.
One Hour Heating & Air Conditioning Cost
One Hour Heating & Air Conditioning provides an upfront pricing guarantee on repairs, replacements, and AC tune-ups, which means the company tells you exactly what a job will cost before it starts working. We gave the company a call to find out exactly how its pricing system works. A representative told us it doesn’t have set pricing for services—costs are determined based on the specific needs of a home. This means that instead of providing you with a basic estimate, it’ll customize pricing to your unique situation.
The company did let us know that it charges a diagnostic fee. This is essentially a trip fee—whether a technician shows up to do a repair or not, you’ll need to pay this fee for an inspection.
One Hour Heating & Air Conditioning offers each of the following payment options:
- Credit card: The company accepts major credit cards, including Visa, MasterCard, Discover, and American Express.
- Financing: The company offers financing through Synchrony Bank with deferred interest plans.
To schedule an appointment with One Hour Heating & Air Conditioning, visit its website and fill out a contact form or call 1-800-893-3523.
Read more: How Much Does HVAC Installation Cost?
Customer Service
One Hour Heating & Air Conditioning provides 24/7 customer service. Homeowners can contact the company by calling 1-800-893-3523 or schedule an appointment using its appointment request tool.
One Hour Heating & Air Conditioning Reviews
One Hour Heating & Air Conditioning is accredited with the Better Business Bureau (BBB) and has an A+ rating from the organization. Because some third-party review sites have separate pages for the company’s different locations, we collectively looked at reviews from customers in Durham, North Carolina. However, we recommend homeowners look up reviews in their specific location, as local management may impact your quality of service.
Here’s two examples of customer reviews for One Hour Heating & Air Conditioning:
“The whole process from start to finish was efficient, friendly, and professional. [My technician] took his time to explain everything he was checking and repairing.” —Monique W. via the BBB
“The maintenance technicians were always okay but once you have repairs, they push you to replace [the system].” —Jessica K. via the BBB
We also received the following note from one of our readers, named Jack R., in June 2021:
“I called [One Hour Heating & Air Conditioning] last July for repairs to my AC. They finished the job and while paying for the repair I asked them how much is their one year preventive maintenance. They said $168 and includes two visits. I said OK and cut them a check for that day’s repair and annual preventive maintenance. They are counting that July visit as a FIRST visit of the preventive maintenance visit. They paid another visit in November 2020. Our dispute is that they should NOT count the repair visit in July 2020 as the first preventive maintenance visit. I filed a complaint [and the company] accepted their mistake and agreed to refund me $84. Unfortunately, so far no check.”
Our Conclusion
One Hour Heating & Air Conditioning is an HVAC provider that provides service in 39 U.S states with generous guarantees and 24/7 availability. We recommend the company if you have an issue with your air conditioner or heating system and need fast, guaranteed service.
To share feedback or ask a question about this article, send a note to our team at reviews@thisoldhousereviews.com.



