HVAC Repair in Tempe, AZ

At One Hour Heating & Air Conditioning, we provide expert HVAC repair, installation, and maintenance services to keep your home comfortable year-round. As a family-owned and veteran-owned business, we’re committed to delivering reliable, high-quality solutions that meet your heating and cooling needs. From furnace repairs and AC installations repairs to advanced indoor air quality solutions, we ensure your home remains a safe and healthy haven. With decades of experience, our licensed technicians specialize in energy-efficient HVAC system upgrades, heat pump installation, thermostat optimization, and package unit services. We know the importance of tailored service, offering customized solutions for every home. Whether you need a quick tune-up, seasonal maintenance, or a full system replacement, we’re here to get the job done right. Our promise to you? Timely service, transparent pricing, and complete satisfaction. Choose One Hour Heating & Air Conditioning as your trusted partner for all your residential HVAC needs—because your comfort is our priority.

Due-All Air Conditioning & Heating was founded in 1989 on strong principles of honesty, integrity, and reliability. We still strive everyday to treat people the way that we would want to be treated, striving to “practice Due-Diligence” on every job! We service everything from commercial, residential, and multi-family houses, to industrial coolers and local churches. When it comes to A/C and heat, we really “DUE-IT-ALL”

I have been doing HVAC for more than 14 years,I Foucu on quality , great customer service and good price to help people and make them happy,i always on time to show up on job and explain evrything to the customer and give them an options to do the right job..(service, new install, duct work, repair,diagnostic....etc)

We provide thorough and honest work with all repairs and service. We want to have a customer for life. We will never up sell our customers on something they may not be interested in or need. Providing comfort for families.

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.

Although we are new to this site, we feel confident that you will be 100% satisfied with your experience with us. We have over 250 5-star reviews on Home Advisor if you are inclined to research us. We have an A+ rating with the BBB. We will service any make or model of air-conditioning system, regardless of it’s age or condition. We have several full-service vehicles loaded with just about everything your unit should require for immediate repair of your home's indoor comfort system. We will use only the highest quality parts and equipment to ensure years of trouble-free service with the best parts and labor warranty in the industry. Patriot Air, Inc. provides several name brands of equipment for you to consider before deciding on the comfort system that best fits your family's needs and budget. We provide financing O.A.C. Patriot Air is a trusted advisor to our customer's heating and cooling needs. We are experts in our field with over 20 years of experience in Arizona. Our customers motivate us to be better than the next AC company. We take a great deal of pride in building long-term relationships with our customers.