Top-Rated Heating & Furnace System Pros Near You in Key Largo, FL

Bay Area Heating and Cooling, Inc.

Since its inception, Bay Area has striven to provide 100% customer satisfaction and deliver honest, dependable service. This philosophy has lead to repeat service awards from organizations such as Angie’s List and the Better Business Bureau. As an authorized Trane dealer, Bay Area has aligned itself with the highest quality and most technically advanced equipment available, from a company with a proven reliability and service record. Persistent training and continuing education has insured that all staff h

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Adirondack Services

Adirondack Services is a family owned and operated air conditioning and heating company.We provide Service Calls on non working systems, Preventive Maintenance and Installations of HVAC systems.Refrigeration and appliance repairs done a well.We service both residential and commercial customers.We take great pride in our ability to consistently provide professional and individual service

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Air Zero

Air Zero Air Conditioning and Installation is a Florida HVAC, heating, heat pump and A/C service, repair, maintenance company offering fast certified air conditioner repair service in St.Petersburg FL, as well as air conditioning repair Clearwater FL heating repair service in Largo FL , ductless mini-split, air conditioner service in Seminole FL, air conditioning equipment in Dunedin FL, air conditioning and heating repair service Palm Harbor FL , air conditioning in Tampa FL, Oldsmar FL, Safety Harbor FL,

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Air-Flo/Erwood Heating and Air Conditioning

10 employees.No subcontractors.Cost is determined by set price list with discount for contract customer & by job.Additional charge for emergency service.Air-flo/Erwood Heating & Air conditioning Casey's Air Conditioning & King-Air; Additional contact name - Stuart Long.Additional DBAs - Airflow A/C & Heating, Inc, Casey, King-Air, Air-Flo / Erwood Heating & Air Conditioning.Additional phone numbers - (727) 541-6340, (727) 541-7909, (727) 541-6390, (727) 536-7658, (877) 546-5247, (727) 539-9873, (727) 724-01

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ARCTIC AIR SYSTEMS INC

15 EMPLOYEES. USES SUBS FOR ELECTRICAL & CRANE SERVICE. CHARGES FLAT RATE. EXTRA CHARGE FOR AFTER HOUR SERVICE. LICENSE NUMBER CAC051515.

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Dream Air

Full service family owned company 25 years experience /$25 dollars off service calls for mentioning angies list /10 year parts & labor warranties on all new hvac systems installed by Dream Air/Free second opinion & estimates on new systems

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North & South Air Conditioning & Heating Inc

Additional contact name - Sheryl Wilson. Additional DBA - North & South Air Conditioning Inc.

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One Hour Air Conditioning Pinellas

We are a family owned and operated franchise that insists on giving our customers legendary service.Our employees are background checked and drug free and we will never send sub contractors to do your work.Your time is very important to you and to us so we guarantee ON TIME SERVICE.If we are ever late to your home, your repair is free! We tell you up front what your repair will cost you so there is never a suprise charge.We always offer financing for new systems and right now are buying back your old syste

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Performance Air Conditioning, Electric & Plumbing

At Performance Air Conditioning, Electrical & Plumbing, customers will find a team of highly-skilled, fully licensed, and insured technicians who can provide a comprehensive range of home services.Whether you are looking help handling HVAC repairs, water heater installation, electrical safety inspections, drain cleaning, or anything in between, you can count on this Clearwater home service team.They have proudly served clients throughout the community since 1959 and are available for service 24 hours a day,

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TBS Of Tampabay A/C & Refrigeration

Here at TBS Of Tampabay Inc.we pride our selves on doing the job right the first time and giving our customers superior service at an affordable price.We never charge an overtime rate its the same 24/7.Also we never charge a trip charge.We will beat any advertised price by 10% period!!! Give us a try we would love the opportunity to earn your business

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Heating & Furnace Systems FAQs

The average nationwide cost for heating and furnace system services varies based on the type of service required. For example:

  • Furnace installation: $2,500 to $7,000 for a mid-range model, though high-efficiency units can exceed $10,000.
  • Furnace repairs: $150 to $1,200, depending on the complexity of the repair (e.g., thermostat replacement vs. blower motor repair).
  • Heating system tune-ups: $100 to $300.
  • Ductwork installation or repair: $1,200 to $5,000, often depending on home size and duct complexity.

Keep in mind that prices may vary significantly based on your location, local demand, and the individual contractor or company. Always request a detailed estimate before committing to any service.

Choosing a reliable heating and furnace professional in Key Largo requires careful consideration. Here are some tips:

  1. Verify licensing and insurance: Check if they meet local requirements.
  2. Read reviews: Look for feedback on platforms like Google or Yelp from local customers in Key Largo.
  3. Request references: Ask for customer testimonials or examples of previous work.
  4. Get multiple quotes: Compare costs and services.
  5. Check warranties: Ensure coverage for labor and parts.

By following these steps, you can find an experienced and reputable pro to service your heating system in Key Largo.

A well-detailed heating and furnace system estimate should include:

  • Scope of work: Description of services (e.g., installation, repair, or tune-up).
  • Itemized costs: Labor, materials, equipment, and taxes.
  • Timeline: Estimated start and end dates.
  • Warranty information: Coverage duration for parts and labor.
  • Payment terms: Down payment, due dates, and financing options if applicable.

Make sure no hidden fees are outlined, and confirm that the estimate aligns with your budget and expectations.

Pay attention to these common signs that your furnace may need repair before winter arrives:

  • Unusual noises: Banging, rattling, or whistling sounds during operation.
  • Cold spots: Uneven heating in your home.
  • Increasing energy bills: Might indicate inefficiency.
  • Frequent cycling: Furnace turns on and off more often than usual.
  • Yellow pilot light: Should be blue; a yellow flame may signal carbon monoxide issues.

If you notice these symptoms, contact a professional to assess and repair your furnace promptly.

Annual maintenance is the recommended frequency for most heating systems. Regular check-ups ensure:

  • Optimal performance: Systems run efficiently and reliably.
  • Energy savings: Well-maintained units consume less energy.
  • Extended lifespan: Prevents wear and tear from minor issues escalating.
  • Safety: Detect and resolve potential hazards like gas leaks or carbon monoxide.

Schedule maintenance before the winter season to ensure your system is ready for colder months.

Yes, heating and furnace services are often regulated to ensure safety and quality. Licensing requirements vary by state or locality. For example, technicians might need certifications such as NATE (North American Technician Excellence).

You can check local licensing or regulations through your state’s licensing board or building department. A trusted resource is the National Contractor License Service (NCLS) website, which details licensing guidelines by state.

Heating and furnace system professionals can typically install or repair:

  • Forced-air furnaces: Gas, electric, and oil.
  • Heat pumps: Including air-source and geothermal models.
  • Boilers: Gas or oil-powered systems for radiant heating.
  • Ductless systems: Ideal for room-specific heating.
  • Radiant floor heating: Common in newer or renovated homes.
  • Hybrid systems: Combines elements of heat pumps and traditional furnaces.

Choosing the best system depends on your climate, budget, and home layout.

During your consultation, ask these important questions:

  1. Are you licensed and insured? Confirm credentials.
  2. What warranties or guarantees do you offer? Understand coverage terms.
  3. How long will the job take? Get clear timelines.
  4. What’s your experience with systems like mine? Confirm expertise.
  5. Do you offer financing options? Helpful for large projects.

These questions ensure transparency and help you evaluate if the professional is a good fit.

Furnace installation or replacement typically takes 1–2 days. However, the exact timeline depends on:

  • System size and type: Larger or more complex systems may require extra time.
  • Ductwork condition: Repairs or new installations could extend the duration.
  • Accessibility of the installation area: Tight spaces or obstacles may slow the process.
  • Unforeseen issues: Such as structural modifications or equipment delivery delays.

Discuss the timeline with your contractor during the estimate to plan accordingly.

Yes, many Heating & Furnace System Pros offer emergency repair services in Key Largo. In urgent situations, such as complete heating failure during winter, professionals prioritize quick responses to restore comfort and safety. Be sure to:

  • Ask about availability: Confirm 24/7 or after-hours service.
  • Discuss fees: Emergency repairs may include surcharges.

For emergencies, having a trusted local contact ready can save vital time.

Reviews for Heating & Furnace System Pros

Furnace Fixed in Just One Day!
Our heater went out during a cold snap in Fargo, and we were desperate. Within hours of posting on the platform, a heating pro was at our door, diagnosing the issue. They replaced a faulty igniter and saved us from a sleepless, freezing night—all without breaking the bank.
Michael R.
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Cut My Heating Bill in Half!
I struggled with sky-high energy bills and suspected my old furnace was the cause. The pro I found through this service upgraded me to an energy-efficient system, and the results were immediate! My monthly bill is now 50% lower, and the house is warmer than ever.
Ashley P.
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Stress-Free System Repair
When our furnace kept blowing cold air, I was dreading the hassle of finding a trustworthy repair service in Atlanta. This platform hooked us up with a top-rated technician who diagnosed and fixed the issue in a single visit. I can't explain how much peace of mind it brought knowing our family was warm again by bedtime.
David L.
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Maria VierraEditor

Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.

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Brett TaylorAuthor

Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.

This page was last updated on Jan 11, 2026, 5:24:28 AM