What Happens When You Don’t Change Your HVAC Filter?

Have you heard that approximately 80% of HVAC malfunctions come from dirty or blocked filters?  A lot of people don’t regularly change their filters and are not aware that it directly affects their comfort level, energy consumption, and the life of their system. It is just a small step to changing filters regularly, which can … Continued

Central Air vs Ductless Mini-Split: What's Right for You?

Upgrading your home’s cooling system? Choosing between central air and ductless mini-split systems can feel overwhelming — especially when you’re balancing cost, comfort, and efficiency. Both options have their strengths, and the right one for you depends on your home’s layout, your budget, and your energy goals. In this guide, we’ll break down the key … Continued

Top 10 Signs Your AC Needs Maintenance (Before It Breaks Down)

Summer in Durham, NC means high temperatures and heavy AC use. The last thing you want is for your system to fail when you need it most. Luckily, your air conditioner usually gives you warning signs before a breakdown happens — if you know what to look for. In this post, we’ll cover 10 common … Continued

Why Is My AC Blowing Warm Air? (And What You Can Do About It)

It’s 90 degrees outside, and your AC is blowing warm air — again. If your home feels more like a sauna than a sanctuary, you’re not alone. Many Durham homeowners run into this frustrating issue during the hottest months. Sometimes, it’s a simple fix. Other times, it signals a deeper issue that needs professional attention. … Continued

When Should You Replace Your Air Conditioner

Is your air conditioner struggling to keep your home cool — again? If it feels like your AC unit just isn’t what it used to be, you’re not alone. Many homeowners in Durham, NC are unsure when it’s time to repair or replace their systems. Replacing too soon feels wasteful. Waiting too long means higher … Continued

Furnace Installation Costs Explained

Installing a new furnace is a significant investment, and understanding the costs involved can help homeowners budget effectively. The total price varies based on the type of furnace, labor expenses, and any additional modifications needed. This guide by Hay’s Heating and Air Conditioning breaks down installation costs, factors that affect pricing, and ways to save … Continued

Gas vs. Electric Furnace: Which One Is Right for You?

Choosing the right furnace is crucial for home comfort, efficiency, and cost savings. Homeowners often debate between gas and electric furnaces, each offering unique benefits and drawbacks. The right choice depends on factors like energy efficiency, upfront costs, operating expenses, climate suitability, and maintenance requirements. Hays Heating and Air Conditioning has written a guide will … Continued

The Ultimate Homeowner's Guide to Furnaces

Furnaces are essential for keeping your home warm and comfortable during the colder months. As a key component of your HVAC system, the right furnace can significantly impact your energy bills, indoor air quality, and overall comfort. In this comprehensive guide, we’ll explore everything from furnace types and efficiency to installation and maintenance, helping you … Continued

Furnace Maintenance Tips to Maximize Performance and Longevity

Your furnace is a vital part of your home’s heating system, ensuring comfort during the colder months. Like any complex machine, it requires regular care to operate at peak performance. By following a consistent maintenance routine, you can avoid breakdowns, extend its lifespan, and save on energy costs. For a foundational understanding of furnaces, start … Continued

Top 5 Furnace Problems and How to Fix Them

A malfunctioning furnace can disrupt your comfort during the coldest months. The good news? Many common furnace problems are easy to identify and, in some cases, fix yourself. This guide will walk you through the top five furnace issues, their causes, and practical solutions. For more extensive troubleshooting, check out our Furnace TroubleshootingTips for DIY … Continued

Browse Our Special Offers
Free Replacement Quotes

Call (919) 471-8020 to schedule.

$200 Off Qualifying Trane Systems*



*on systems 17 SEER or greater.

10% Off for First-Time New Customers

Eligible for customers that have service repair needs.

See What Our Happy Clients Say

What a great experience! I called Hays and the office staff was so accommodating and friendly. They communicated clearly professionally. The technician called me about 30 min before arriving, quickly diagnosed the issue and have me a clear understanding of the issue. My unit was back up and running within 30 minutes.

Kristal J.

On the recommendation of a friend, I called Hay’s for my spring a/c maintenance. The service was great. The technician was pleasant and helpful. For once, I didn’t feel like a heating and air company was trying to take advantage of me. Pricing was very reasonable. I will definitely use them

Sarah M.

Several of my HVAC units were struggling to cool given the 95+ degree temperatures. I called Hay’s and they sent Brad out to see what was going on. Hay’s installed the HVAC units 15 years ago. Brad wore a mask. He cleaned all of our units and added refrigerant. Brad worked swiftly and efficiently.

Doug H.

Brad was AMAZING!!! When our air conditioner stopped working last night, we were worried that it would be days before someone would be out to look at it. We woke up and the house was 10 degrees warmer than when we went to bed. We were told that someone would be out at noon…

Kristin W.

What can I say about Hay’s? The professionals who work there, from Rosemary to Jeff, the technician, are amazing people. Management is doing an outstanding job with everything. I highly recommend this company. They not only deliver on their high quality service, but…

Anna K.

The Hay’s Heating & Air Conditioning company has always been Johney on the spot as to getting someone out quickly as needed, made the repair or ordered the part. The serviceman also kept me informed of what repairs were made and service was done on their visit.

John T.

Our Affiliates

Skip to content