HVAC Installation

HVAC Installation in Grand Bay

Residential & Commercial HVAC Replacement for Mobile County’s Gulf Coast Communities

Hembree Heating & Air Conditioning has served Mobile and Baldwin County since 1969, and three generations of our family have been part of the day-to-day work that reputation is built on. Our NATE-certified technicians are licensed and insured, and they handle full HVAC installation and replacement projects for both homes and businesses throughout Grand Bay and the surrounding area. More than 55 years of operating in this coastal climate shapes every recommendation we make.

Ready to plan a replacement or new installation? Call us at (251) 259-4664 for a free estimate and speak directly with our team any time of day or night.

What Grand Bay’s Climate Demands from HVAC Equipment

Grand Bay sits in southwest Mobile County just a few miles inland from the Mississippi Sound. That proximity means outdoor HVAC components face salt air and high ambient humidity year-round, conditions that accelerate corrosion on coils and cabinet surfaces and can push compressors to run longer than they would in a drier climate. We don’t apply a generic equipment checklist to projects here. Our installation and replacement recommendations account for these specific wear factors from the start.

When we evaluate a Grand Bay home or business for a new system, we look at how the existing equipment has held up against local conditions, what the ductwork looks like, and whether the current unit is properly sized for the structure. Selecting a system with the right SEER rating and heat pump configuration for Gulf Coast humidity loads matters as much as brand and price. We install Amana, Trane, and Carrier equipment so we can match each property to the option that fits its layout, energy goals, and budget rather than defaulting to a single line.

Our Installation Process, Start to Finish

We start every project by listening. Before we inspect anything, we ask clear questions about comfort problems, energy bills, how long the current system has been in place, and what you’ve already noticed. That conversation shapes what we look for during the inspection.

After we assess the system, we explain our findings in plain language, not technical shorthand. We lay out options with clear pricing so you can compare before you decide. Every installation we complete is designed to meet local Mobile County code and permitting requirements, which keeps the project inspection-ready and helps protect your investment long after we leave.

Free Estimates, Financing, & No Surprise Fees

Replacing a full system is a significant project, and we build our process around making that decision easier. We provide free estimates on system replacements so you can see the full scope and cost before committing to anything. If you approve our recommended repair or replacement after an initial diagnostic visit, we waive the diagnostic fee. For larger installations, we partner with Wells Fargo to offer financing with promotional terms for qualified applicants, so the cost doesn’t have to come all at once.

Signs Your Grand Bay System Needs Replacement Rather Than Repair

Coastal conditions can shorten equipment life compared to drier climates, which sometimes moves up the point where replacement makes more financial sense than continued repair. A few patterns suggest that point may be close.

Frequent repairs adding up: When repair costs start climbing toward a third or more of replacement cost, a new system may pencil out better over time.
Rising energy bills without a change in usage: A system working harder to hold temperature is usually losing efficiency, which shows up on the power bill before it shows up as a breakdown.
Inconsistent temperature or humidity control: Rooms that won’t cool evenly or indoor humidity that feels wrong even when the thermostat hits its target often point to a system that’s at the end of its service life or sized incorrectly for the load.
Salt air and corrosion damage: Visible corrosion on outdoor cabinet components or coils is a sign that coastal exposure has affected the system over time, especially on equipment that’s more than 10 to 12 years old.

Maintenance Plans & Service Area

A correctly installed system is a starting point, not a finished product. We offer maintenance plans built around cleaning, inspection, and early problem detection for equipment in the coastal Alabama climate, with service intervals designed around the humidity and salt air exposure that local systems face rather than a national average schedule.

We serve Grand Bay along with nearby Semmes, Theodore, and Wilmer. Whether you need a full HVAC replacement, a new installation for a recently built property, or a maintenance plan to protect your new equipment, Hembree Heating & Air Conditioning is the team that knows this area and works here every day.

Our phones are staffed by real people 24 hours a day. When a system fails during a heat spike or a summer storm, you won’t reach a recording. Call (251) 259-4664 to schedule your free replacement estimate or to talk through your installation options in Grand Bay.

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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

All Reviews

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