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AC Installation & Replacement in St. Petersburg, FL

Citywide HVAC Services installs new central air conditioners, heat pumps and ductless systems throughout St. Petersburg, FL. We run a load calculation on your home, show you good-better-best options and complete most installations in a single day.

AC installation in St. Petersburg — 24/7
(855) 459-5498
  • Repair-first honesty: we only recommend replacement when it saves you money.
  • Flat, written pricing before any work starts — no hourly surprises.
  • Serving St. Petersburg and Gulfport, South Pasadena & nearby

Signs you need AC installation in St. Petersburg

  • AC over 12–15 years old and needing frequent repairs
  • Repair quote is more than half the cost of a new system
  • R-22 refrigerant system that is expensive to recharge
  • Rooms that never get comfortable no matter the thermostat setting
  • Rising electric bills every summer
  • Adding square footage or a new addition

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.

What to expect

  1. Book by phone. Same-day appointments for St. Petersburg; 24/7 for emergencies.
  2. Full diagnosis. We test the whole system, not just the obvious part.
  3. Written flat price. Approve it before we touch a tool.
  4. Done right. Repair completed, area cleaned, and we show you what changed.
Fast AC installation in St. Petersburg, FL. Residential and commercial. Every brand. Call (855) 459-5498 any time.

AC Installation & Replacement near you — St. Petersburg and surrounding areas

Our AC installation technicians serve St. Petersburg plus Gulfport, South Pasadena, Kenneth City, St. Pete Beach, Pinellas Park, Treasure Island, Madeira Beach, Seminole. Looking for a different town? Browse every Florida location or the main AC Installation & Replacement page.

St. Petersburg customers on our AC installation

★★★★★

“Our AC died on a Saturday night and they had a tech at our house in St. Petersburg before midnight. Cold air by 1 am. Can't say enough about the service.”

— Linda P., St. Petersburg, FL
★★★★★

“Honest people. I was told by another company I needed a whole new system. Citywide found a bad capacitor and fixed it for a fraction of the price.”

— Brian C., St. Petersburg, FL
★★★★★

“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.”

— Tamara J., St. Petersburg, FL

AC Installation & Replacement FAQ — St. Petersburg, FL

How long does AC installation take in St. Petersburg?

Most straight replacements are finished in one day. Ductwork changes or new line sets can add a day.

What size AC do I need for my St. Petersburg home?

We measure your home and run a Manual J load calculation instead of guessing — oversized units short cycle and leave Florida homes humid.

Do you offer financing on new AC systems?

Yes, financing options with approved credit are available on new system installations. Ask when you call (855) 459-5498.

Do you provide AC installation near St. Petersburg too?

Yes. Besides St. Petersburg, we cover Gulfport, South Pasadena, Kenneth City, St. Pete Beach and every other city in Florida.

Other HVAC services in St. Petersburg

Learn more

Need AC installation in St. Petersburg today?

Call (855) 459-5498 — 24/7
☎ Call (855) 459-5498 — 24/7