Get answers to the most common HVAC questions from Semper Fidelis AC LLC, a veteran-owned HVAC company serving Naples, FL and all of Collier and Lee Counties since 2016. Whether you need AC repair, a new system installation, or routine maintenance, our team brings over 20 years of experience and Marine Corps values to every job. Florida HVAC License #CAC1818655.
How Much Does AC Repair Cost in Naples, FL?
Most AC repairs in Naples range from $150 to $600, depending on the issue. A simple fix like a capacitor or contactor replacement is on the lower end, while compressor repairs or refrigerant leak fixes cost more. At Semper Fidelis AC, we provide upfront pricing before any work begins β no surprise charges. We also offer 24/7 emergency AC repair service throughout Collier and Lee Counties. Call us at (239) 316-8555 for a diagnostic visit.
How Much Does a New AC System Cost in Naples?
A new air conditioning system in Naples typically costs between $5,500 and $15,000+ installed, depending on the size of your home, the equipment brand, and the efficiency rating you choose. At Semper Fidelis AC, we offer three tiers β Good, Better, and Best β so you can choose the system that fits your budget and comfort goals. We carry trusted brands including Daikin, Allied, and RunTru. Every installation includes a permit, a county inspection, and a manufacturer warranty. We also offer financing options to make your investment more manageable.
What Size AC Do I Need for My Naples Home?
In Southwest Florida, a general rule of thumb is about 1 ton of cooling capacity for every 500 square feet, but this varies based on your home’s insulation, window placement, sun exposure, ductwork condition, and ceiling height. A 2,000 sq ft home typically needs a 4-ton system. However, proper sizing requires a Manual J load calculation β not guesswork. An oversized system short-cycles and creates humidity problems, while an undersized system runs constantly and never fully cools your home. Semper Fidelis AC performs load calculations on every installation to make sure you get the right fit.
How Often Should I Service My AC in Florida?
In Southwest Florida, you should have your AC system professionally maintained at least twice a year β once before cooling season (spring) and once before heating season (fall). Florida’s heat and humidity make your system work harder than in most states, so regular maintenance is critical to prevent breakdowns, maintain efficiency, and extend the life of your equipment. Semper Fidelis AC offers maintenance membership plans starting at $249/year that include priority scheduling, discounts on repairs, and thorough system inspections.
Do I Need a Permit for AC Work in Florida?
Yes. Florida Statute Chapter 489 requires licensed HVAC contractors to obtain a mechanical permit before installing, removing, or replacing any AC system β this is state law, not just a local requirement. Permits are also required for copper lineset replacements and ductwork replacements, as these are part of the mechanical system under the Florida Building Code. The permit ensures all work meets code and is verified by a county inspector. At Semper Fidelis AC, we handle all permitting and inspections as part of every job β it’s included in our pricing. For larger jobs, Florida law also requires a Notice of Commencement (NOC) to be notarized and recorded before work begins. For replacement of an existing HVAC system, the NOC threshold is $15,000. For new installations β such as adding a mini-split system to a space that didn’t previously have AC β the general construction threshold of $2,500 applies. The NOC form can be prepared by your contractor, but it must be signed by the property owner and notarized. Once notarized, either the homeowner or the contractor can record it with the county Clerk of Court. We help coordinate this process, which is especially important when homeowners are out of town.
What Are Signs My AC Needs to Be Replaced?
There are several warning signs that your AC system may be nearing the end of its life. If your system is over 12-15 years old, requires frequent repairs (more than twice a year), uses R-22 refrigerant (which is no longer manufactured), struggles to keep your home cool, or your energy bills have been climbing despite regular maintenance, it may be time for a replacement. Also, if your system uses R-410A and the outdoor unit (condenser) fails, a full system replacement is now the standard approach due to the industry transition to A2L refrigerants. We provide free installation estimates so you can compare repair costs versus replacement value.
What Is the A2L Refrigerant Transition?
As of January 1, 2025, new residential HVAC equipment manufactured in the United States must use A2L refrigerants β a class of mildly flammable, low global warming potential refrigerants β instead of R-410A. The two most common A2L refrigerants are R-454B (used by Trane, Carrier, and Lennox) and R-32 (used by Daikin, Goodman, Amana, and Samsung). Which refrigerant your new system uses depends on the brand. For homeowners with existing R-410A systems, your equipment can still be serviced and repaired. However, R-410A will become more expensive over time as production phases down. If your R-410A condenser fails, condenser-only swaps are no longer standard practice except for warranty replacements β in most cases, a matched system replacement is the recommended path. New A2L equipment also includes safety features like refrigerant detection systems (RDS) to monitor for leaks. Semper Fidelis AC is fully trained and certified on A2L refrigerant handling and can walk you through your options.
What Is the Best AC Brand for Southwest Florida?
The best AC brand depends on your priorities β budget, efficiency, warranty, and reliability. At Semper Fidelis AC, we install Daikin, Allied, and RunTru systems. Daikin is one of the largest HVAC manufacturers in the world and is known for reliability and advanced inverter technology. Allied and RunTru offer excellent value with strong warranty coverage. The most important factor is proper installation β even the best equipment will underperform if it’s not sized correctly, charged properly, and installed to code. That’s where our 20+ years of experience makes the difference.
How Long Does an AC Installation Take?
A standard residential AC installation β replacing an existing split system with a new one β typically takes one full day, roughly 4 to 8 hours depending on the complexity. If ductwork modifications, electrical upgrades, or a new air handler location are involved, the job may extend into a second day. Mini-split installations can take anywhere from half a day to two days depending on the number of indoor heads being installed. We provide a clear timeline before every project so you know what to expect.
Do You Offer Financing for AC Replacement?
Yes. Semper Fidelis AC offers convenient financing options to help make a new AC system affordable. We understand that a system replacement is a significant investment, and we want to make sure cost isn’t a barrier to your comfort. Ask us about available financing plans when we provide your free installation estimate.
Do You Offer Emergency AC Repair?
Yes. Semper Fidelis AC provides 24/7 emergency HVAC services throughout Naples, Fort Myers, Bonita Springs, Marco Island, and all of Collier and Lee Counties. When your AC goes down in the Florida heat, we understand the urgency. Call us at (239) 316-8555 any time β day or night β and we’ll get a technician to your home as quickly as possible.
What Areas Do You Serve?
Semper Fidelis AC LLC proudly serves residential and commercial customers throughout Collier and Lee Counties, including Naples, East Naples, Golden Gate, Lely, Vineyards, Royal Harbor, Willoughby Acres, Barefoot Beach, Bonita Springs, Bonita Shores, Fort Myers, Fort Myers Beach, San Carlos Park, Villas, Three Oaks, Estero, Marco Island, and surrounding communities. Whether you need AC repair, a new installation, or a maintenance plan, we’re your local HVAC experts.
Is Semper Fidelis AC Licensed and Insured?
Yes. Semper Fidelis AC LLC is fully licensed, bonded, and insured. We hold Florida HVAC License #CAC1818655 issued by the Florida Department of Business and Professional Regulation, as well as Collier County Construction License #LCC20160001000. We carry full liability insurance and workers’ compensation coverage. We’re also BBB accredited with an A+ rating and have over 227 five-star Google reviews.
Why Choose a Veteran-Owned HVAC Company?
Semper Fidelis AC LLC was founded by Jonny Lopez, a U.S. Marine Corps veteran and Naples native. The company name comes from the Marine Corps motto “Semper Fidelis” β meaning “Always Faithful.” We bring the same discipline, integrity, and commitment to every service call that the Marines instill in their ranks. When you hire us, you’re supporting a local veteran-owned small business that treats every customer like family. We show up on time, communicate clearly, provide honest recommendations, and stand behind our work.
How Do I Schedule HVAC Service with Semper Fidelis AC?
Scheduling is easy. You can call us directly at (239) 316-8555, or book online through our website at semperfidelisac.com. We offer convenient scheduling for routine maintenance, repairs, and free installation estimates. For emergencies, call us 24/7 and we’ll dispatch a technician as soon as possible.