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Delmarva, MD
Delmarva, MD
Bringing Comfort Home
With Expert AC 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
Antonise Trippe
08-01-2025
“TJ was great. He did a good job of explaining what part needed to be replaced on my hvac system and why. We had a hiccup with the part but he was very kind and professional and apologized a million times. I would definitely recommend the services.”
Donna Dorsey
08-01-2025
“One hour heating and air-conditioning did an amazing job replacing our HVAC system. Justin was absolutely the best. He resolved any lasting problems! He was incredibly knowledgeable and efficient.”
Harriett Hickman
07-31-2025
“Techs were fantastic!”
Edward Brailovsky
07-30-2025
“I am a very happy customer 🤩 ========================= Service provider: One Hour Heating & Airconditioning Technician: Austin Schmidt Service: Annual maintenance of the airconditioning units and system in the house. Location: Bethany Beach, DE My scores below are based on the scale from 1 to 5, where 1 is the lowest and 5 is the highest. Overall: 5 - excellent. Punctuality: 5 - called in advance, arrived on-time. Cleanliness: 5 - used shoe covers inside the house, clean working outfit, broomed and vacuumed after completing his work. Competency: 5 - clearly explained the purpose and actions for every checked item before doing it, confirmed completed items with photos. Ethics: 5 - exemplary courtesy to the customer, attention to details. Preparedness: 5 - all tools and equipment needed to complete the work was at hand. Customer Appreciation: 5 - simply above and beyond! Austin is a “rock star” professional. Thank you, Austin and One Hour Heating & Airconditioning!!!”
Melissa Wilson
07-30-2025
“Austin was awesome! He stayed to make sure everything was working properly and then explained everything to me. I want him to work on my equipment every time!”
Jose! Navarro
07-29-2025
“Austin Schmidt was amazing! Very friendly, professional and knowledgeable.”
Heidi Leone
07-26-2025
“Awesome installation, it’s working better than ever with a custom plenum now installed by a pro! Thanks”
Clifford Silbiger
07-25-2025
“Matt came on time and did a spectacular job in analyzing the problems. I’m having with my Hvac. He was extremely knowledgeable and was able to communicate the problem with the system expertly.”
donna baker
07-25-2025
“I can’t say enough good things about this company. My son and his wife were at our place in Selbyville. They have a two year old. Our air conditioner wasn’t working and it was supposed to be over 100 this weekend. I called the office at 6am and I’m sure it was a service that answered the phone and said they couldn’t come for several days. While I’m calling other companies I get a phone call from their office manager Melissa. She saw that my call had come in and said she wanted to help us. It is now five hours later and my air conditioner is fixed. Prices are reasonable. Matt the technician was very good. I would definitely use again and am thinking about a service contact.”
WILLIAM BAILEY
07-24-2025
“Justin and the crew of One Hour H & A were incredible in installing my home's three-section heating and air systems in 3 days. The quality and integraty of both work ethic and amazing installation was a pleasure to witness! 🕊 William Bailey”
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
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