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When your thermostat stops working correctly, your comfort suffers. At Florida Keys Air Conditioning, we provide fast, reliable thermostat repair for homes and businesses serving Marathon, FL, and the Middle Keys. If you're dealing with incorrect temperature readings, unresponsive controls, or connectivity issues, we'll diagnose and fix the problem quickly. Reach out to us for same-day service and get your system back on track.

• Temperature doesn't match thermostat settings
• AC or heat won't turn on or off
• Display screen is blank or dim
• Thermostat is unresponsive to adjustments
• Short cycling or constant running
• Wiring issues or loose connections

When you need thermostat repair serving Marathon, FL, and the Middle Keys, Florida Keys AC delivers dependable service with genuine care. We're a veteran-owned, family-run business that's been serving our community since 2013. Here's what sets us apart:

• Licensed professionals (Lic#CAC1816332)
• Same-day free estimates available
• Military and first responder discounts
• Service call discounts for maintenance plan members
• Over 10 years of experience
• Authorized dealers for Trane, Rheem, and Mitsubishi Electric
• Locally owned and operated
• $50 credit for customer referrals

We're committed to providing exceptional service at fair prices, and we stand behind our work completely.

Ready to restore comfort to your home or business? Florida Keys AC is here to help with all your thermostat repair needs in Marathon, FL. Our team responds quickly and works efficiently to get your HVAC system functioning properly again. With same-day estimates and discounts for veterans and first responders, there's no reason to wait. Contact us today and experience the difference that local, family-owned service makes.