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Preston ReevesHeating & Air, Jacksonville 24/7 dispatch(904) 447-0914

Jacksonville, FL

Commercial AC installation for Jacksonville businesses

Rooftop package unit replacements, split systems for offices and clinics, and new cooling for expanded spaces, planned around your business hours.

Updated September 2026

Quick answer

What goes into a commercial AC installation in Jacksonville, FL?

A commercial AC installation in Jacksonville starts with a load calculation for the space, then equipment selection, a permit, and for rooftop units usually a crane lift and curb adapter. The work is scheduled around business hours, and the job ends with startup readings and the permit inspection.

Overview

Planned around your business, not the other way round

Replacing commercial cooling is a project: equipment lead times, a permit, often a crane, sometimes a curb adapter to fit a new unit onto an old roof opening, and the need to keep the business running while it happens. Good planning is what keeps downtime to a single day.

We start with the load, because commercial spaces change use over the years and the old unit may no longer fit. Then we select equipment, confirm electrical and structural details, pull the permit, schedule the lift, and install. Startup readings are recorded and the inspection closed out.

New rooftop unit set on a curb adapter

Cost factors

What affects the cost of a commercial install

  • Tonnage and unit typePackage units and splits of different sizes vary widely.
  • Crane and accessLift size, staging and roof access.
  • Curb adaptersNeeded when a new unit doesn't match the old footprint.
  • Electrical and gasDisconnects, circuits and gas connections.
  • ControlsThermostats, economizers and building controls.

We price commercial installs after a site survey and load calculation.

Options

Commercial system options

OptionBest forConsideration
Rooftop package unitStrip centers and officesCrane lift, curb fit
Commercial split systemSmall offices and clinicsIndoor space for air handler
Ductless multi-zoneSmall suites, server roomsHeads visible in the space
Multiple smaller unitsSpaces with varied useMore units to maintain
Single large unitOpen, uniform spacesOne failure affects the whole space

We'll recommend a layout after the site survey and load calculation.

What is included

Every commercial install includes

  • Site survey and load calculation
  • Equipment selection and lead time plan
  • Permit pulled before work
  • Crane lift and staging plan where needed
  • Curb adapter or pad as required
  • Electrical, gas, condensate and controls connected
  • Startup readings recorded
  • Inspection scheduled and closed out
Startup readings taken on a new rooftop unit

What we fix

Rooftop unit replacement

Most light commercial buildings here run rooftop package units, with the whole system in one cabinet on the roof. Replacing one usually means a crane lift, disconnecting and reconnecting power, gas where applicable, condensate and controls, and often a curb adapter because new units rarely match the old footprint exactly. We plan the lift for early morning or off-hours where possible, so the space is only without cooling for part of a day. Startup readings are recorded for the new unit before we leave.

Split systems for offices and clinics

Smaller offices, clinics and restaurants often use split systems: an air handler or furnace inside and a condenser outside or on the roof. These installs look more like residential work but with commercial load, electrical and code considerations. We size each system to its zone, plan line set routes that don't disrupt finished spaces, and schedule the work around patients, customers or service hours so the business keeps operating. Each zone gets its own controls so a conference room and a front office can run at different settings. Startup readings are recorded for every system.

Commercial split system condensers behind an office

Crane lifts and logistics

Heavy rooftop equipment needs a crane, a clear staging area and sometimes a lane closure or coordination with the landlord and neighboring tenants. We handle the scheduling and site plan so the lift happens once and quickly. Old equipment is lifted off and removed in the same visit. For multi-unit replacements, we sequence the work so part of the building keeps cooling while each unit is swapped. You'll have the lift date and the expected downtime in writing before the day arrives.

Brands we service and install

Trane, Carrier, Lennox, Rheem, Goodman, Daikin, Mitsubishi Electric, American Standard, Bryant, Ruud, Amana, Honeywell, York, Heil

Permits and inspections in Jacksonville

Florida requires a building permit and a code inspection on HVAC installations, and commercial replacements in Jacksonville are no exception. Rooftop work adds structural and electrical details that the inspection checks, from curb support to disconnects. We pull the permit before the lift is scheduled and close out the inspection afterward, so the paperwork is finished when the new equipment is running.

How the job runs

How a commercial install runs

  1. 1

    Site survey

    Units, roof, electrical and space use reviewed.

  2. 2

    Load and proposal

    Equipment and plan in a written proposal.

  3. 3

    Permit and scheduling

    Permit pulled and lift scheduled around your hours.

  4. 4

    Install day

    Old unit out, new unit in, everything reconnected.

  5. 5

    Startup and close-out

    Readings recorded and inspection completed.

FAQ

Commercial installation questions

How long will we be without cooling?

Most single rooftop swaps are completed in a day, often starting early.

Do you arrange the crane?

Yes, including scheduling and the site plan.

What's a curb adapter?

A frame that fits a new rooftop unit onto an existing roof opening.

Who handles the commercial permit?

Yes, before the work, and we close out the inspection.

Can you work around our hours?

Yes. We schedule around business operations where possible.

Which commercial equipment brands do you install?

Carrier, Trane, Lennox, Rheem, Daikin and other major commercial lines.

Do you offer maintenance afterward?

Yes, commercial maintenance agreements are available.

Related services

Other work on the same system

AC Tune Up

Coil rinse, drain flush, refrigerant and electrical checks before the muggy season.

Learn more

HVAC Maintenance Plans

Two scheduled visits a year and drain line care, for systems that run most of the year.

Learn more

HVAC Inspection

Detailed system inspections for home purchases, insurance and second opinions.

Learn more

Commercial HVAC Repair

Rooftop units and split systems for offices, clinics and shops, day or night.

Learn more

Commercial HVAC Maintenance

Scheduled service for rooftop units and commercial splits, with written reports.

Learn more

Plan the replacement before the unit fails

Call any hour to schedule a site survey and a written proposal.

Call and find us

One number, answered around the clock

Hours
Open 24 hours, 7 days a week
Service office
9532 Sunbeam Center Dr, Jacksonville, FL 32257
Head office
28473 W 1st St, Hilliard, FL 32046
Call (904) 447-0914
Service office
9532 Sunbeam Center Dr, Jacksonville, FL 32257
Call (904) 447-091424/7