Best Furnace Replacement Companies in Miami, FL
What to look for in Furnace Replacement in Miami
Furnace replacement is a 15-year decision — installer authorization and labor-warranty length matter as much as the equipment itself. A premium furnace installed by an unauthorized shop loses both manufacturer-warranty coverage and the labor-warranty backstop on the install.
- Furnace replacement specialization. Provider lists full furnace replacement (not just repair) as a service line — heat-load calc, gas-line work, venting, condensate handling for high-efficiency.
- Manufacturer authorization. Named factory-authorized dealer (Carrier, Trane, Lennox, Bryant, Rheem, Goodman, York). Unlocks the extended parts warranty (typically 10 years vs the 5-year baseline).
- Labor warranty length. Multi-year labor warranty on the install — measures the installer's confidence in their own workmanship. 5-year is competitive; 10-year is best-in-class.
Verify before you book
- Active manufacturer-dealer status in the OEM's directory — we accept self-claimed.
- Whether the labor warranty applies to the specific equipment SKU you're quoted — some warranties are dealer-funded, some manufacturer-funded.
- Pulled permits for the install — required in most jurisdictions; some shops skip them. Always ask for the permit number after the work.
Furnace Replacement in Miami: dealer authorization + warranty
Furnace replacement separates pros from generalists on three published facts: manufacturer authorization tier, labor warranty length, and financing terms. Here is what each of the 1 contractor below publishes: In Florida, HVAC contractors are licensed through DBPR (CMC for unlimited or CAC for class A) — check the license on myfloridalicense.com before scheduling.
Top picks
- Mfg dealer: Trane Comfort Specialist Dealer
- Warranty: 2-Year
- Financing: ✓
- Years: 15+
Google 4.9★ (560+)BBB A+
Typical Furnace Replacement costs in Miami, FL (2026)
Last updated
Estimated ranges for Miami, FL. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Furnace replacement (installed) | $2,150–$5,600 |
| High-efficiency 95%+ AFUE upcharge (over standard 80%) | $685–$1,700 |
| Gas line + venting modification (if repositioned) | $260–$1,050 |
| Furnace + AC dual-system replacement (installed) | $6,850–$15,450 |
Why Miami, Florida's heat and humidity make HVAC care vital for Downtown, Coral Gables & Wynwood
Miami's heat, humidity and hurricane season put extra stress on cooling systems. Homeowners in Downtown and Coral Gables should compare the best HVAC companies in Miami, FL for preventative maintenance, rapid emergency service, and humidity-focused duct work.
How much should Miami homeowners expect for emergency HVAC response and CAC-certified installs?
- Replace a gas furnace with another gas furnace, or switch to a heat pump?
- Stay with gas if your winter design temp is below 0°F and you have cheap natural gas — heat pumps still derate in extreme cold. Switch to a heat pump if winters are mild AND electricity isn't 2× the national rate AND a state rebate stacks. Run 10-year operating costs, not just install price.
- What AFUE rating should I look for in a new gas furnace?
- 95–98% AFUE for cold climates (condensing furnace; requires PVC venting and a condensate drain). 80% AFUE is acceptable in mild climates where the high-efficiency install premium doesn't pay back. Skip the 92–94% band — the price-to-efficiency curve is bad there.
- Do Miami installations require a Florida Certified Air Conditioning Contractor (CAC) license?
- Yes. Miami installations requiring a contractor must be performed by a Florida Certified Air Conditioning Contractor (CAC) licensed through DBPR. The CAC license is the state-level credential cited in Miami permit reviews. Homeowners should ask for a contractor's DBPR license number and verify it before work begins. Also confirm EPA Section 608 certification for refrigerant handling and compliance with the Florida Energy Code for new systems.
- How do I find a qualified mini-split or ductless installer for Coral Gables or Wynwood?
- Look for installers who list ductless system experience, manufacturer-dealer credentials, and documented SEER2 compliance. Check for multiple project photos or reviews showing mini-split installs in condos or older bungalows. Ask whether the installer uses licensed technicians with EPA 608 certification and if they follow hurricane anchoring methods required by HVHZ rules. Request references for similar installations in Coral Gables or Wynwood and compare detailed written bids.
- What Miami-specific code checks should be on an installation quote?
- An installation quote should list compliance with the Florida Energy Code, Florida Building Code anchoring methods, and Miami‑Dade HVHZ requirements where applicable. It should also note proper hurricane-rated electrical disconnects and anchored outdoor units. Verify the quote references SEER2 ratings for equipment under 45,000 BTU and any required permit pulls. If permits are not listed, ask the contractor which jurisdiction will issue them.
- How do I get a quote from these HVAC companies?
- Submit one request on this page and we send it to the vetted HVAC pros in Miami, FL listed here. They send quotes back — no obligation.