Seasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
HVAC Company in Fleming Island, FL
Fleming Island, FL sits along the St. Johns River in Clay County, where summer humidity pushes AC systems hard from May through October and winter cold snaps still catch heat pumps off guard. Housing here runs from 1990s-era subdivisions to newer construction east of US-17, and the mix of lot sizes, tree coverage, and proximity to the river changes how every system performs. Dalton Heating & Air handles repair and installation work across Fleming Island with written pricing before any job starts and a full-year guarantee on every repair. Call (361) 306-9515 for a free estimate.
Why Fleming Island Homes Are Different
Fleming Island’s housing stock was built in waves. The neighborhoods along CR 220 and around Town Center Boulevard include homes from the late 1990s and early 2000s, which means many original HVAC systems are now 15 to 25 years old. Those aging units run longer to hold temperature in August, and the high humidity near Doctors Lake and Black Creek means the cooling coil works double duty pulling moisture out of the air. Homes in Eagle Harbor and Fleming Island Plantation tend to sit on larger lots with mature oaks, so condensers collect more leaf litter and need coil cleaning more often than units in newer, treeless subdivisions off Raggedy Point Road. A secondary issue is ductwork in crawlspace and attic installations: older flex duct in attic spaces bakes in the summer and loses efficiency, so a repair call in Fleming Island sometimes turns up a duct leak that had nothing to do with the equipment itself. Homeowner association rules in several Fleming Island communities also require condensers to be screened or placed behind approved fencing, which can affect installation planning. None of this is exotic. It just means the work here rewards a technician who has seen these homes before, and who checks the duct side of the system, not just the box outside.
Our Main Fleming Island Services
Most calls from Fleming Island homeowners fall into two buckets: a system that stopped cooling or heating, or a system being replaced. Below are the three services we handle most often on Fleming Island, each with its own page that covers pricing, what to expect, and how the work is done.
AC Repair in Fleming Island
Summers on Fleming Island are long and wet, and the first sign of trouble is usually a system that runs constantly but won’t hold 74 degrees. Common repairs here include failed capacitors, refrigerant leaks at flare fittings, clogged condensate drains, and blower motors worn out from continuous runtime. On river-adjacent lots, salt air and high humidity accelerate coil corrosion, especially on units older than ten years. We diagnose the exact failure, put the repair price in writing before any work starts, and guarantee the fix for a full year. If the same repair fails inside that year, we return at no charge. Read the full breakdown on our AC Repair in Fleming Island page.

Heat Pump Installation in Fleming Island
Heat pumps are common on Fleming Island because they cool and heat from one unit, and the mild winters make them an efficient fit for Clay County. A proper installation here starts with a load calculation on the specific house, not a swap of whatever tonnage was there before. Homes in Eagle Harbor and along River Road vary enough in square footage and window exposure that a one-size guess is the most expensive mistake you can make. We install Goodman, Rheem, York, and Daikin equipment, sized correctly, with the full written quote before you commit to anything. Details are on the Heat Pump Installation in Fleming Island page.

Furnace Repair in Fleming Island
Fleming Island’s winter nights dip into the 30s often enough that a dead furnace is not something you can ignore until spring. Most furnace failures here involve igniters, flame sensors, draft inducer motors, or control boards. Homes built in the 2000s with original equipment are at the age where those parts fail on cold mornings, not warm afternoons. We stock common igniters and sensors on the truck, diagnose the problem, and give you a written price before touching anything. The repair carries a one-year written guarantee. Read specifics on the Furnace Repair in Fleming Island page.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Fleming Island
We’re factory-trained on nine major residential brands, including Goodman, Rheem, York, and Daikin. Our trucks carry common parts for these systems, which means fewer second trips for Fleming Island homeowners waiting on a part to arrive. See the full list on our brands page.
Pricing for HVAC Company in Fleming Island, FL
Here are the price ranges Fleming Island homeowners can expect on the most common HVAC jobs. These are the same numbers we quote over the phone, and the final written quote matches them.
| Service | Typical range in Fleming Island |
|---|---|
| AC repair (general) | $150 – $650 |
| Furnace repair (general) | $150 – $700 |
| AC installation (full system) | $3,500 – $7,500 |
| Tune-up (per system) | $80 – $200 |
| Refrigerant recharge (per pound, plus labor) | $150 – $650 |
| Capacitor replacement | $150 – $650 |
| Thermostat replacement | $150 – $650 |
| Igniter or flame sensor replacement | $150 – $700 |
| Draft inducer motor replacement | $150 – $700 |
| Control board replacement | $150 – $700 |
| Condensate drain clearing | $150 – $650 |
In Fleming Island, the biggest price drivers are system age, part availability for older or off-brand units, and whether the failure also damaged a duct run or the condensate line. Larger homes in Eagle Harbor or Fleming Island Plantation can also push installation labor higher because of longer duct runs and two-story access. Whatever the job, the price is in writing before work starts. That’s non-negotiable.
Neighborhoods We Serve in Fleming Island
We work across the whole Fleming Island area, including the larger planned communities and the smaller streets off CR 220 and US-17.
- Eagle Harbor
- Fleming Island Plantation
- Pace Island
- Cypress Cove
- Hibernia
Most Fleming Island calls get a same-day or next-day visit, depending on the time of year. Summer AC failures always spike call volume, so call early if your system is doing something odd.
Service Area – Cities Near Fleming Island
Dalton Heating & Air serves Fleming Island and the surrounding Clay County and Jacksonville-area communities. If you’re in a nearby city, we cover those too: Orange Park, FL, Green Cove Springs, FL, Middleburg, FL, and Jacksonville, FL. Dispatch and scheduling are coordinated from our Miami office; crews serving Fleming Island are local to the area.
Serving Fleming Island, FL - Our Local Coverage Area
We’re based in the Fleming Island area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About HVAC Company in Fleming Island
In most cases, same day if you call before noon, and next day for later calls. Summer is our busiest season across Clay County, so a morning call gives you the best shot at a same-day visit. Call (361) 306-9515 and we’ll tell you the next open window.
Some do. Several Fleming Island communities require condensers to be screened or placed where they aren’t visible from the street. If you’re replacing a system, we work around the HOA’s placement rules and confirm the location before installation day so there are no surprises.
Yes. We handle AC repair, heat pump installation, and furnace repair across Fleming Island. Every job gets a written price before work begins, and every repair carries a full-year written guarantee.
What happens when you call
- 1A real person answersNo phone trees - talk to a local hvac pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Fleming Island Customers Say
"Tech arrived in uniform right on time. AC wasn't cooling, found a failed capacitor, and replaced it in twenty minutes. The owner is a veteran and the company runs like it."
- Frank O."Blower motor died on the coldest night. They had the part on the truck and had us warm again the same day."
- Sandy G."Changed the filter size and added a better filter rack. Simple and useful advice."
- Rhonda C.







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