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Delmarva, MD
Delmarva, MD
Bringing Comfort Home
Delmarva HVAC Services
One Hour Heating & Air Conditioning® of Delmarva
4.9
Heating, AC & Furnace Repairs on the Delmarva Peninsula
When homeowners want a reliable heating or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning. We are the premier HVAC service provider in the United States for a simple reason: we actually care about your comfort.
At One Hour, we respect you, we respect your time, and, most importantly, we respect the trust that you put in us to keep your home comfortable. It’s why we back all of our work with a 100% customer satisfaction guarantee for two years, and it’s why we’re always on time—guaranteed.
We Have a Reputation
For Being Punctual, Friendly and Knowledgeable
4.9
Marion Newbold
09-15-2025
“TJ did a wonderful job on a major repair recently. All of the technicians and office staff are knowledgeable, professional and very personable. They answer all questions and concerns quickly and we have appreciated our many, many years of working with the whole team!”
Marcia Love
09-15-2025
“Matt, our HVAC technician, was great at communicating what he was doing and what was needed. He showed me photos of the before and after of all he did. One photo was of a pretty serious problem. His recommendation to repair and prevent future problems worked well. For a little more than the cost to repair, I got his recommendation of an excellent filtering system. I trusted in making this choice bc of Matt’s clear explanations. Very happy with this company’s work.”
Scott Furman
09-10-2025
“Austin was really awesome. Very friendly and helpful. Ac back up and running in no time. Thank you very much”
Anthony Marano
09-08-2025
“Was polite showed up on time did a really good check up on my system even in the crawlspace under the house”
Maryanne Joynes
08-27-2025
“Very good customer service”
M Christoforou
08-26-2025
“TJ was tasked with fixing a HVAC system that lost power to it for inexplicable reasons…he stuck with a complicated troubleshooting and he was able to get the system restarted and thriving. We are so grateful to him, Brandon and Aiden for taking such good care of our system and us! Shout out to Kyle as well for excellent HVAC recs for a new updated system!!! Maryanne and Chris”
Marlin Deacon
08-20-2025
“Austin was great! very professional and personable.”
Katherine Trejo
08-19-2025
“Friendly, timely, professional.”
Patricia Bonfiglio
08-19-2025
“Justin did a fabulous job. He went over the HVAC system with me thoroughly. He showed me how to change the filter and work the Wifi thermostat. I am a very happy customer.”
Janet Sullivan
08-17-2025
“Very efficient with the work. He kept me informed of his progress in the results of what he inspected.”
Our customers love what we do because we treat them like the neighbors they are to us. While we carry the One Hour name, we’re an independently owned and operated business with a personal investment in the local community. We back our work with a 100% satisfaction guarantee, provide StraightForward® pricing guides for your benefit, and will pay you back for being even one minute late to an appointment.
Here For You
When You Need Us Most!
'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 time window that you select, or your service call is free.
Financing Available!
Prioritize your comfort without fronting the entire bill on day 1 – contact us today to learn more about financing options.
Hours of Operation
We are available 24/7 to take your call for emergencies. For all other services, our appointment hours are:
Monday
24 hours
Tuesday
24 hours
Wednesday
24 hours
Thursday
24 hours
Friday
24 hours
Saturday
24 hours
Sunday
24 hours
Expert Tips
Learn From Our HVAC Experts
Authority Brands is the leading provider of in-home services, building brands that support the success of franchisees as well as better the lives of the homeowners we serve and the people we employ.
