$77 AC Tune Up Special
New AC Systems with 0% Interest for 24 Months
$88 Service Call Special
Up To $1200 In Daikin Rebates
Air Conditioning Repair, Installation & Maintenance in Stuart, FL and Across the Treasure Coast
Proudly serving Martin, St. Lucie, Indian River & Palm Beach Counties for over 30 years. Locally owned, trusted, and committed to same-day service with no overtime fees.
When the Florida heat kicks in, homeowners and businesses across the Treasure Coast turn to Arnold’s Air Conditioning. Based in Stuart, FL, our locally owned company has been providing trusted AC repair, installation, and maintenance for more than 30 years. As a Daikin Comfort Pro Specialist, we offer access to advanced, energy-efficient systems backed by industry-leading warranties and expert factory-certified support. Our technicians are experienced with all major brands—including Trane, Lennox, Goodman, Rheem, Carrier, and Bryant—so whether you need a fast repair or a full system upgrade, you can count on Arnold’s for honest service, same-day availability, and no overtime fees.
Air Conditioning Replacement
If your old system can’t keep up, Arnold’s offers professional AC replacement services throughout Stuart and the Treasure Coast. We install high-efficiency units from trusted brands, helping lower energy costs and improve comfort. As a Daikin Comfort Pro Specialist, we back every installation with factory-certified support and extended warranties for long-lasting peace of mind.
Air Conditioning Repair
When your AC stops cooling, Arnold’s delivers fast and affordable AC repair in Stuart, FL and across the Treasure Coast. Our expert technicians service all major brands—including Daikin, Trane, Rheem, and Carrier—to get your system running again the same day. With no overtime fees and over 30 years of experience, we’re the AC company homeowners trust.
AC Maintenance Plans
Protect your investment with regular AC maintenance from Arnold’s. Based in Stuart, FL, we provide tune-ups across Martin, St. Lucie, Indian River, and Palm Beach Counties to prevent costly breakdowns and extend system life. Our affordable maintenance plans improve energy efficiency and include priority scheduling for worry-free comfort year-round.
Ductwork Installation
Proper ductwork is essential for efficient cooling. Arnold’s designs and installs custom duct systems for homes and businesses across the Treasure Coast. With over 30 years of experience in Stuart, FL, we ensure your ducts are built to last, sealed tight, and optimized for airflow—maximizing the performance of your AC system.
Ductless Systems
Arnold’s installs and services ductless mini-split systems in Stuart and throughout the Treasure Coast. Perfect for older homes, room additions, or spaces without ducts, these systems provide quiet, energy-efficient comfort with zoned temperature control. Our team handles everything from installation to ongoing maintenance for long-term performance you can count on.
Residential and Commercial Services
Serving homeowners and businesses alike, Arnold’s offers comprehensive HVAC solutions across Martin, St. Lucie, Indian River, and Palm Beach Counties. From same-day residential AC repair to large-scale commercial installations, our experienced team delivers dependable results. With no overtime fees and trusted local service, we keep Treasure Coast families and businesses comfortable year-round.
Same-Day AC Repair and
Installation in Stuart, FL
$77 AC Tune Up Special
$88 Service Call Special
New AC Systems with 0%
Interest for 24 Months
Up To $1200 In Daikin
Rebates
Same-Day AC Repair and Installation in Stuart, FL
$77 AC Tune Up Special
$88 Service Call Special
New AC Systems with 0%
Interest for 24 Months
Up To $1200 In Daikin
Rebates
Rated Excellent on Google,[568] reviews
30+ years
on the Treasure Coast
Daikin
Comfort
Pro Specialist
Licence
#CAC1814146
Air Conditioning Services in Stuart and Across the Treasure Coast
Repairs, replacements, maintenance and ductwork for
homes and businesses in Martin, St. Lucie, Indian River and Palm Beach counties.
AC REPAIR
Not cooling, leaking or making a noise it should not? We diagnose and repair the same day on every major brand, with a flat $88 service call and no overtime charge.