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Commercial HVAC Repair & Service in Dorchester, SC

American Air Conditioning & Heating Repair provides commercial HVAC repair in Dorchester, SC with same-day scheduling and 24/7 emergency dispatch. Restaurants, offices, retail and warehouses in Dorchester cannot wait for HVAC repair. We service rooftop package units, split systems, make-up air and light commercial refrigeration with after-hours scheduling so your business stays open.

Call (855) 459-5498Same-day commercial HVAC repair in Dorchester. Flat-rate pricing.

HVAC technician checking refrigerant pressures with gauges in Dorchester, SC

Commercial HVAC repair in Dorchester: Problems We Fix

Coastal humidity and salt air are hard on air conditioners in Dorchester. Condenser coils corrode faster, drain lines clog with algae, and systems run long hours pulling moisture out of the house. Our technicians clean coils, treat drains and check refrigerant charge on every visit because those are the failures we see most here.

Rooftop unit not cooling the store
Customers complaining about temperature
Server room or office overheating
Restaurant kitchen too hot
Multiple units on one property needing maintenance
Tenant improvement or build-out

How a Commercial HVAC Repair & Service visit works in Dorchester

Priority commercial dispatch
Multi-unit maintenance contracts
After-hours and weekend work to avoid disruption
Documentation for property managers

Book Commercial HVAC Repair & Service in Dorchester

(855) 459-5498

Live answer 24/7. Technicians near downtown Dorchester, Ridgeville and all of Dorchester.

Same-day scheduling
Flat-rate written quote
Parts stocked on the truck
Repair and replacement options explained

Request service online

All HVAC services in Dorchester · Commercial HVAC Repair & Service statewide

Why Homeowners in Dorchester Call American Air

Same-day service

Most calls placed before noon are handled the same day, and emergency crews run 24/7.

Flat-rate pricing

You approve a written price before we pick up a tool. No hourly clock, no surprises.

Stocked trucks

Capacitors, contactors, motors, ignitors, sensors, boards and refrigerant ride with us so most repairs finish in one visit.

All brands

Carrier, Trane, Lennox, Goodman, Rheem, Ruud, American Standard, Bryant, York, Daikin, Amana, Mitsubishi and more.

Commercial HVAC Repair & Service Near Me: Dorchester Areas We Serve

Our Dorchester technicians provide commercial HVAC repair throughout Dorchester County, including these neighborhoods and communities:

downtown Dorchester
Ridgeville
Harleyville
Saint George
Grover
Cottageville

Commercial HVAC Repair & Service in Nearby Cities

Commercial HVAC Repair & Service technician at work in Dorchester, SC

What Customers Say in Dorchester

“Duct sealing made a bigger difference than I expected. Upstairs finally cools down and the system is not running all day.”

Terrence L., Dorchester

“The tune-up caught a weak capacitor before summer. Five minutes to fix then, would have been a no-cool call in August.”

Monica S., Dorchester

“Mini-split installed in the garage workshop. Clean line set cover, neat wiring, works perfectly.”

Ray G., Dorchester

Commercial HVAC Repair & Service in Dorchester: Questions We Hear

Do you offer commercial maintenance contracts in Dorchester?

Yes, with quarterly or semi-annual visits and priority response.

Can you work after we close?

Yes. Evening and overnight scheduling is available.

What size units do you service?

Light commercial rooftop and split units up to 25 tons.

Do you offer commercial HVAC repair near downtown Dorchester?

Yes. We cover downtown Dorchester and every part of Dorchester, plus Ridgeville, Harleyville, Saint George. Call (855) 459-5498 for the next available window.