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HVAC Maintenance

HVAC Maintenance in Grand Bay

Preventive Service Built for Mobile County’s Gulf Coast Climate

Hembree Heating & Air Conditioning has maintained heating and cooling systems across Mobile County since 1969. Three generations of our family run this business day to day, and that continuity shapes every service call we make in Grand Bay and the surrounding area. We handle residential and commercial systems alike, covering routine maintenance, repairs, full replacements, and indoor air quality service year-round.

Ready to schedule HVAC maintenance in Grand Bay? Call us any time at (251) 259-4664. Real people answer around the clock, and we can find a time that works for you.

What Happens During a Maintenance Visit

We start every visit by listening. Before we open a panel, we ask about comfort issues, recent changes in the system’s behavior, and anything the homeowner or building manager has noticed. That conversation shapes what we look for during the inspection.

Our technicians examine both indoor and outdoor units, check airflow, inspect controls, and test operating conditions rather than stopping at the first issue they find. Once we’ve assessed the full system, we explain our findings in plain language, lay out options that match the situation and budget, and complete the agreed work with a focus on safety, function, and code compliance. Our maintenance plans center on cleaning, inspection, and early problem detection so breakdowns don’t catch you off guard.

Maintenance Tailored to Grand Bay Conditions

Grand Bay sits in southwestern Mobile County, close enough to the coast that salt air, high humidity, and long summers put real stress on HVAC equipment. The muggy season runs from mid-spring through late October, keeping cooling systems under heavy load for much of the year. A standard maintenance checklist written for drier climates doesn’t account for that.

We shape our preventive maintenance visits around the conditions our customers actually deal with: corrosion from salt air exposure, coil buildup driven by Gulf Coast humidity, and the wear patterns that follow storm season. Our technicians hold NATE certification and complete ongoing training to stay current on the range of systems found in both older and newer Mobile County properties. Local knowledge paired with formal credentials means we know what to look for before a problem becomes a repair call.

Estimates, Financing, & Scheduling

If a maintenance visit reveals that your system is nearing the end of its life, we provide free estimates on replacements so you can understand the scope and cost before committing. When a larger repair or full upgrade makes sense, we offer financing through Wells Fargo and other providers, with promotional terms available for qualified applicants. We also waive diagnostic fees in qualifying situations, such as when a customer approves the repair or replacement we recommend.

Availability, Licensing, & Local Track Record

Our 24/7 phone line is staffed by real people, not an automated system. When a no-heat or no-cool situation comes up during a holiday or a heat wave, you reach someone who can arrange a same-day or next-day visit. We’re licensed and insured, and we follow Mobile County permitting and code requirements on every job so the work aligns with inspection requirements.

More than 55 years of repeat service calls and referrals have built our reputation in this region. Customers consistently point to the same things: technicians who check the whole system, explain repair options honestly, and give clear pricing before any work begins.

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Hear It From Our Happy Neighbors

    “Excellent Customer Service”
    Once again, excellent customer service. Al the technician called and arrived within 10 minutes. Al diagnosed and fixed the problem within 20 minutes. He was courteous, prompt, friendly and answered all of my questions. LOL....questions that went why this or why that. He took the time and answered every single question.
    - Lera Seals
    “It was honest and fair! I highly recommend Hembree!”
    Tyler fixed our problem quickly. He was super nice. To be so young he knew so much about AC/Heating. Would highly recommend!
    - Melisa
    “"Cooling it in Paradise"”
    “Beautiful system installed, operates as well as it looks! We could not be any more satisfied! Thank you guys!”
    - Terry & Barbara
    “Mr. Hembree was great to work with and he couldn't have a better crew or personnel. ”
    Absolutely 100% satisfied with new heating and cooling unit! We have already saved $60/month or power bill. Mr. Hembree was great to work with and he couldn't have a better crew or personnel. Thanks for the gift! Cookies were great!
    - J.T.
    “Highly Recommend”
    “Diagnosed the issue and gave me different options for repair. The work was completed and system is working properly. Excellent service!”
    - William
    “They were clean, fast and friendly. The unit is awesome.”
    I am so very pleased with every aspect of our new Heat and Cool system from start to finish. Everyone involved was extremely professional, knowledgeable and courteous. They were clean, fast and friendly. The unit is awesome. I highly recommend everyone to use Don Hembree for their heating and cooling needs. You'll be glad you did.
    - Randy
    “I called and had Hembree come out. The tech gave me a price to repair. It was $400 less than the other companies.”
    I am a single mom. I had 2 other companies out. They wanted over $1000 to repair my AC. I called and had Hembree come out. The tech gave me a price to repair. It was $400 less than the other companies. I okayed him to repair. The system is working perfectly. Thank you for not taking advantage of my situation.
    - Sara
    “The repair man was smart. I even got a discount which helped with my fixed income.”
    I have been without heat. Hembree came out and repaired my unit. The repair man was smart. I even got a discount which helped with my fixed income. I am nice and warm.
    - Polly
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