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When your air conditioner reaches the end of its life, Florida Keys Air Conditioning is here to help you replace it with a reliable, energy-efficient system. We work with trusted brands to keep your home comfortable year-round in Marathon, FL, and the Middle Keys.

• Trane systems
• Rheem units
• Mitsubishi Electric models

Get started on your replacement today by reaching out to us for a same-day free estimate.

• Your AC is over 10-15 years old
• Frequent breakdowns and costly repairs
• Rising energy bills without explanation
• Uneven cooling throughout your home
• Strange noises or odors from the unit

As a locally owned and family-operated business serving Marathon, FL, and the Middle Keys, we're committed to delivering exceptional service with every installation. Our military-owned team has been keeping homes cool since 2013, and we back our work with unbeatable value.

• Licensed professionals (CAC1816332)
• New unit price match guarantee
• $250 off new equipment installations
• Military and first responder discounts
• 10% off service calls for maintenance plan customers
• 5% off service calls for veterans
• $50 credit for customer referrals
• FKEC rebates available

With over a decade of experience and a dedication to customer satisfaction, we'll make sure your replacement is done right the first time.

An outdated AC system shouldn't keep you from enjoying the comfort you deserve in Marathon, FL. Our team at Florida Keys AC is ready to help you find the perfect replacement system that fits your home and budget. We'll handle everything from selecting the right unit to professional installation. Contact us today for your same-day free estimate and start enjoying reliable, efficient cooling again.