Replacing an old air conditioner in St. Marks is the single biggest thing you can do to cut summer power bills. Citywide HVAC Services installs properly sized, high-SEER2 systems that handle Florida humidity and come with full manufacturer warranties.
If any of these sound familiar, turn the system off and call (855) 459-5498. Running a failing unit can turn a small AC installation job into a much bigger one.
Our AC installation technicians serve St. Marks plus Sopchoppy, Tallahassee, Monticello, Havana, Carrabelle, Quincy, Perry, Greenville. Looking for a different town? Browse every Florida location or the main AC Installation & Replacement page.
“The heat went out during the cold snap and they came the same evening. Replaced the heat strips and we were warm again within the hour.”
— Linda P., St. Marks, FL“Great experience from the first call. The tech showed me the failed part, explained my options and didn't push anything I didn't need.”
— Miguel S., St. Marks, FL“Our AC died on a Saturday night and they had a tech at our house in St. Marks before midnight. Cold air by 1 am. Can't say enough about the service.”
— Nicole F., St. Marks, FLMost straight replacements are finished in one day. Ductwork changes or new line sets can add a day.
We measure your home and run a Manual J load calculation instead of guessing — oversized units short cycle and leave Florida homes humid.
Yes, financing options with approved credit are available on new system installations. Ask when you call (855) 459-5498.
Yes. Besides St. Marks, we cover Sopchoppy, Tallahassee, Monticello, Havana and every other city in Florida.