Repair-First HVAC in Polk County’s Fastest-Growing City
HVAC & Refrigeration Services in Haines City, FL
If RMI cannot fix it, no one can.
Roberts Mechanical has served Haines City from our shop on University Boulevard in east Orlando since 2006. We are a repair-first HVAC company: we diagnose the actual fault, tell you what it costs to fix, and recommend replacement only when the numbers genuinely call for it. Much of our work is on systems another company already said were finished.
- Repair-first diagnostics, not sales quotas
- Second opinions on replacement quotes
- 24/7 emergency service
- Residential, commercial and refrigeration
- Licensed and insured since 2006
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Schedule AC Tune-Up & Replacement Quote
HVAC Work in Haines City: What the Housing Stock Tells Us
Haines City is growing faster than any city we serve. Population rose 67.4 percent between April 2020 and July 2025, from 26,669 to approx. 45,973. The median build year is 2003, but 13.9 percent of all housing has gone up since 2020 alone.
Two other numbers matter. Manufactured and mobile homes make up 13.4 percent of housing here, one of the highest shares in Central Florida. And vacancy runs at 16 to 18 percent, reflecting the vacation-home market along the US 27 corridor where communities like Southern Dunes are marketed as vacation villas.
We work throughout Haines City, including Southern Dunes, Grenelefe, Hammock Reserve, Scenic Terrace, Bradbury Creek and Lawson Dunes.
Schedule a Second-Opinion Service Call
Permits for HVAC Work in Haines City
Replacing or modifying air conditioning equipment requires a mechanical permit. In Haines City that goes through the City of Haines City Building Division, within Development Services, filed through the city’s permitting office at 620 E. Main Street. We pull it as part of the job. A contractor who offers to skip the permit is telling you something about how they work.

What We See Most Often on Haines City Systems
Warranty-era installation faults
Nearly 14 percent of Haines City housing has gone up since 2020. In homes that new, a cooling complaint is an installation question rather than a wear question, and it is frequently the builder’s to fix.
Mobile home equipment
At 13.4 percent of the housing stock, manufactured homes are one of the largest shares in Central Florida. They take mobile-home-specific equipment that many contractors will not handle.
Vacation properties cooled from a hot start
Homes along the US 27 corridor sit empty and unconditioned between bookings, then get cooled hard. That produces condensate overflows found late, iced coils and humidity complaints delivered as guest reviews.
Packing and agricultural refrigeration
The citrus and packing sector here runs storage and process cooling rather than comfort cooling. Different equipment, different tolerances, different consequences when it drifts.
Three Different Markets on the Same Service Route
Haines City puts three distinct kinds of HVAC work within a few miles of each other, and each needs a different approach.
Brand new subdivisions, where the systems are under warranty and the calls are about installation quality rather than wear: a room that never cooled, a duct crushed during construction, a charge that was never weighed in. Those are diagnosis jobs and they are usually cheap to put right.
Manufactured homes, at 13.4 percent of the housing stock. These take mobile-home-specific equipment with different venting, clearance and duct arrangements, and a lot of contractors simply decline the call. We service them.
And vacation properties, where the house sits empty and unconditioned between bookings and then gets cooled hard from a hot start. That duty cycle produces condensate overflows found late, frozen coils, and humidity complaints that arrive as guest reviews.
Commercial HVAC and Refrigeration in Haines City
Haines City has a citrus and agricultural packing heritage that is still active, including the Haines City Citrus Growers Association, organized in 1909. Agricultural cooling and packing-house refrigeration is genuine commercial refrigeration work, and it sits inside what Roberts Mechanical does alongside restaurant and retail equipment.
Roberts Mechanical handles commercial HVAC and refrigeration alongside residential work, including rooftop units, walk-in coolers and freezers, ice machines, DOAS equipment, cooling towers and chillers. The same repair-first approach applies: we evaluate what a system has left before anyone signs off on a capital expense.

What We Do in Haines City
- AC repair and diagnostics
- AC installation and replacement
- Maintenance and tune-ups
- Second opinions on replacement quotes
- 24/7 emergency service
- New construction HVAC
- Commercial HVAC
- Commercial refrigeration
- Walk-in coolers and freezers
- Commercial ice machines
- DOAS units and ventilation
- Cooling towers and chillers
- Custom design and engineering
Common Questions From Haines City Customers
Do you work on manufactured homes?
Yes. More than one home in eight in Haines City is manufactured, and their equipment is not interchangeable with site-built residential systems. Many companies will not take these calls.
My new-build home has one room that never cools. What is that?
Almost always an installation issue rather than a failing system: a duct crushed during construction, an undersized run, or a charge that was not weighed in correctly. Worth diagnosing, and often worth raising with the builder.
Do you service agricultural and packing refrigeration?
Yes. Roberts Mechanical handles commercial refrigeration alongside HVAC, including the kind of process and storage cooling that packing operations depend on.
Do you serve the Southern Dunes and US 27 vacation communities?
Yes. Properties in that corridor run a rental duty cycle rather than a household one, and we treat those calls as time-critical because a failure is a refunded booking.
My home is brand new and I already have a problem. Is that unusual?
Not in a city building this fast. New-home HVAC complaints are usually installation issues rather than equipment failures, and they are frequently the builder’s responsibility.
How fast can you get here?
We run 24/7 emergency service. Call 407-405-2658 and we will tell you honestly when we can be there rather than quoting you a window we cannot hold.