16 Best Furnace Replacement Companies in Clarksville, TN.
Cold snaps and humid summers strain older systems in Clarksville, so choosing the best furnace replacement companies in Clarksville, TN ensures reliable winter startup. Technicians also size furnaces to local square footage, insulation, and fuel type to avoid short cycling and oversized units.
Compare top Furnace Replacement providers in Clarksville
| # | Provider | Score | BBB | Years | Best for | |
|---|---|---|---|---|---|---|
| 1 | HHiller Plumbing, Heating, Cooling & Electrical | 89 | 4.9 (5,170+) | — | 36+ | ★ Highest Vouched ScoreProper Sizing |
Editorial: Hiller lists furnace and full-system replacements across Clarksville locations. The company notes ACCA Manual J load calculations on site. Hiller advertises 24/7 emergency response for heating failures. The business reports financing options for larger changeouts. Hiller began operations in 1990 and has long regional presence. Strengths:
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| 2 | MMainstream Heating & Cooling | 87 | 4.9 (2,925+) | — | — | — |
Editorial: Mainstream Heating & Cooling shows over 2,900 Google reviews. Their Google Maps placement is position 2 locally. Based in Clarksville, they work in humid Tennessee weather and seasonal temperature swings. The review volume implies frequent experience with residential furnace changeouts. Strengths:
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| 3 | MMac Plumbing Heating & Air | 87 | 5.0 (1,525+) | — | 35+ | — |
Editorial: Mac Plumbing traces local service back to 1991. Mac Plumbing lists flat-rate pricing on its site. Mac Plumbing advertises Duck Club financing for larger system work. Clarksville winters and regional gas-heating needs favor properly sized, vented installations. Google reviewers report fast emergency responses and routine installs. Strengths:
Reviewers praise:
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| 4 | OOne Hour Heating & Air Conditioning® of Clarksville | 85 | 4.9 (2,685+) | — | 11+ | Honest Replace-vs-Repair |
Editorial: Furnace replacement work includes named-brand installs like American Standard, per customer reports. Strengths:
Reviewers praise:
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| 5 | AAction Air Conditioning Service Inc | 82 | 4.8 (990+) | — | 47+ | Commercial Furnace Replacement |
Editorial: Action Air lists furnace replacement as a core residential and commercial capability. Strengths:
Reviewers praise:
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| 6 | LLee Company | 80 | 4.7 (895+) | — | 82+ | — |
Editorial: Emergency and same‑day replacement service is advertised for urgent heating failures. Founded 1944, Lee Company has 80+ years serving Tennessee homes and facilities. Clarksville winters and humid summers make dependable heating and venting important locally. Lee Company lists financing options to help spread furnace replacement costs (advertised). Strengths:
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| 7 | CClarksville Plumbing Pros | 79 | 5.0 (460+) | — | 20+ | High-Efficiency (95%+ AFUE) Upgrades |
Editorial: furnace_replacement capability shows gas furnace changeouts and heater replacements. Clarksville Plumbing Pros lists high-efficiency HVAC systems on their site. The company notes financing options for large HVAC changeouts. Clarksville winters bring occasional below-freezing snaps needing dependable gas heating. Reviews and site copy emphasize same-day emergency response availability. Strengths:
Reviewers praise:
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| 8 | CChief’s Heating & Cooling | 71 | 5.0 (75+) | — | — | — |
Editorial: Chief’s Heating & Cooling lists installation and repair services for Clarksville homes. The website states affordable repairs and efficient installations. Clarksville winters can require careful gas-combustion checks for furnace work. Local reviewers credit the company with responsive scheduling and timely repairs. Strengths:
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| 9 | BBarney's Heating and Air | 70 | 4.8 (125+) | — | — | Labor Warranty |
Editorial: Barney's focuses on furnace replacement and gas-line work for Clarksville homes. The company notes a 2-year labor warranty on installs. Barney's advertises free estimates for high-ticket system replacements. Local summers and winter cold snaps make fast furnace response important in Clarksville. Recent reviews praise same-day or next-day service and clear technician communication. Strengths:
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| 10 | AA-1 Heating, Cooling & Electrical | 69 | 4.8 (195+) | — | 30+ | — |
Editorial: A-1 Heating, Cooling & Electrical lists furnace replacement and system installs with named brands like Trane and Rheem. Strengths:
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| 11 | CClarksville HVAC Pros | 66 | 5.0 (35+) | — | 20+ | Gas Furnace Replacement |
Editorial: Furnace replacement focus highlighted by furnace_replacement work advertised on the site. Clarksville HVAC Pros states financing and payment plans are available. The company notes same-day emergency response for urgent heating failures. Clarksville homes often use gas furnaces; the team emphasizes local experience in Montgomery County. The business reports over 20 years serving the region. Strengths:
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| 12 | AAll Weather Heating & Air Conditioning | 65 | 4.9 (40+) | — | — | NATE-Certified Installer |
Editorial: Furnace replacement is listed as a core service with York equipment noted. The company lists NATE-certified technicians on staff. The website states flat-rate pricing for work. Local reviews note same-day emergency response and prompt repairs. Clarksville winters bring chilly nights, so timely right-sized furnace installs matter locally. Strengths:
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| 13 | AAIR ESSENTIALS LLC TN | 63 | 4.7 (75+) | — | — | — |
Editorial: AIR ESSENTIALS LLC TN lists furnace replacement and HVAC services on its website. The Clarksville address on Hillcrest Drive anchors local service coverage. Clarksville winter cold snaps make correct furnace sizing especially important. The Google profile shows dozens of customer reviews and ongoing local activity. Strengths:
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| 14 | BBaggett Heating & Cooling, Inc | 57 | 4.9 (595+) | — | — | — |
Editorial: Baggett Heating & Cooling states furnace replacement is a core residential specialty. The company notes same-day emergency replacement availability. Baggett lists financing options for high-ticket changeouts. Baggett is locally owned and notes over forty years serving Clarksville neighborhoods. Local summers and cold snaps make Clarksville installs sensitive to right-sizing and combustion checks. Strengths:
Reviewers praise:
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| 15 | HH & H Heating and Air Conditioning | 51 | 4.2 (45+) | — | 37+ | — |
Editorial: Free estimates are available for replacement work, per their website. Strengths:
Reviewers flag:
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Typical Furnace Replacement costs in Clarksville, TN (2026)
Last updated
Estimated ranges for Clarksville, TN. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Full gas furnace replacement (80% AFUE, installed) | $2,150–$4,700 |
| High-efficiency condensing furnace (95%+ AFUE, installed) | $3,250–$6,850 |
| Modulating / two-stage variable-speed (ECM) furnace upcharge | $435–$1,450 |
| Condensing-furnace venting + condensate conversion (80%->95% AFUE) | $435–$1,300 |
| Gas line / electrical / permit modification (changeout) | $110–$650 |
| Electric furnace / air-handler replacement (installed) | $1,450–$3,600 |
Nearby Tennessee furnace replacement pricing: Chattanooga · Knoxville · Memphis
See broader context: Furnace Replacement pricing in Tennessee · Furnace Replacement pricing nationwide
What metrics determined inclusion on this Clarksville furnace replacement shortlist?
This guide evaluated 15 furnace replacement providers in Clarksville by Google review ratings, emergency-service availability, years in business, installer tooling, and advertised pricing or warranty terms. Inclusion relied on Google Maps review data and provider-published claims such as free estimates, flat-rate pricing, and financing options.
- Hiller Plumbing, Heating, Cooling & Electrical shows a 4.9/5.0 score and 5,170+ reviews, per Google Maps data.
- Mac Plumbing Heating & Air lists flat-rate pricing and a satisfaction guarantee, per their website.
- One Hour Heating & Air Conditioning® of Clarksville advertises free estimates and honest assessments, per their website.
- All Weather Heating & Air Conditioning is NATE certified and lists flat-rate pricing, per provider materials.
- Action Air Conditioning Service Inc and Baggett Heating & Cooling, Inc report long tenure and emergency availability, per Google Maps data.
Readers should compare these objective signals when shortlisting contractors in Clarksville, rather than relying on a single metric.
How do I choose a Furnace Replacement Company in Clarksville?
- Verify licensing and public reviews on Google Maps.
- Compare written estimates and included labor warranties.
- Confirm Proper-Install tooling or NATE certification.
- Request documented sizing (Manual J) and equipment options.
- Check advertised emergency response and financing terms.
5 furnace problems Clarksville homeowners see after a hot humid summer
What are the most common furnace problems in Clarksville? After a hot, humid Clarksville summer, moisture and pollen buildup inside equipment and ductwork cause corrosion, clogged condensate paths, and delayed ignition issues that often surface once heating cycles resume in autumn.
- Corroded burners and electrical contacts. Clarksville's summer humidity accelerates surface corrosion on burners and control contacts, causing intermittent ignition failures and control-board faults.
- Clogged condensate and drainage lines. Heavy summer moisture and organic debris from Clarksville air can block condensate traps and drains, leading to shutdowns and error codes when the furnace restarts.
- Reduced airflow from pollen-loaded filters and vents. Pollen and summer particulates common in Clarksville restrict airflow, forcing furnaces to overwork and cycle short, which raises failure risk.
- Heat exchanger stress from rapid seasonal cycling. Alternating long cooling runs in Clarksville summer and sudden heating demand creates thermal stress, increasing the chance of cracks or leaks in older heat exchangers.
- Delayed or failed ignition after months of inactivity. Furnaces left unused through Clarksville's hot months often develop sticky gas valves or dirty igniters, which cause delayed ignition or no-light conditions at startup.
Why Clarksville's population size and seasonal swings change furnace replacement timing
Clarksville's hot, humid summers and sudden cool snaps drive earlier furnace failures. Furnace replacement timing in Clarksville, Tennessee must account for peak demand and limited installer availability. Plan replacements in late summer or early fall to avoid winter delays. Evaluated providers advertise emergency response and proper-install tooling to match timing needs.
Population size affects scheduling because Clarksville's 167,882 residents raise service demand during seasonal transitions.
Higher demand shortens appointment windows and can delay furnace replacement beyond ideal timing.
Hot, humid summers increase corrosion and condensate problems that reveal themselves at restart.
That impact makes correct sizing and proper-install practices critical to long-term reliability.
Look for licensed furnace replacement contractors Clarksville Tennessee who list Proper-Install Tooling on their specs.
NATE certification signals technician training for efficient combustion tuning and accurate venting checks.
Emergency service availability matters because sudden cold snaps create immediate replacement pressure.
Many evaluated providers offer emergency service and flexible scheduling to reduce winter backlogs.
Tennessee's 2021 IECC adoption affects required equipment efficiency and installation standards for replacements.
Also confirm installers hold Tennessee contractor licenses from the Board for Licensing Contractors.
How long after a Clarksville winter should a replaced furnace still be under warranty?
- How do I get a quote from these furnace replacement companies?
- Submit one request on this page and we send it to the vetted furnace replacement pros in Clarksville, TN listed here. They send quotes back — no obligation.
- How much does furnace replacement service cost in Clarksville, TN?
- Full gas furnace replacement typically runs $2,150–$4,700, and high-efficiency condensing furnace runs $3,250–$6,850 in Clarksville, Tennessee. See the Furnace Replacement pricing table on this page for the full per-service breakdown.
- Do Clarksville furnace installers need a Tennessee contractor license from the Board for Licensing Contractors?
- Yes. A contractor doing furnace replacements must comply with licensing overseen by the Tennessee Department of Commerce and Insurance's Board for Licensing Contractors. Verify a contractor's license status with the board before hiring. Also confirm any advertised warranties and whether the installer’s scope affects warranty activation.
- How does Tennessee's 2021 IECC affect furnace replacements in Clarksville?
- Yes. Tennessee's adoption of the 2021 IECC affects minimum efficiency and installation practices for furnace replacements in Clarksville. Installers must meet the code's efficiency and duct-sealing expectations where applicable. Ask a contractor how they document IECC compliance during permit submittal and final inspection.
- When is the busiest season for furnace replacement contractors in Clarksville?
- Late fall and early winter are the busiest seasons for Clarksville furnace contractors. Demand spikes before and during cold snaps, which can lengthen lead times for replacements. Schedule replacements in late summer or early fall to secure earlier appointments and better contractor availability.
- How should homeowners in Sango or St. Bethlehem verify an installer's warranty terms after replacement?
- Start by requesting warranty documents in writing and confirm whether the installer or the manufacturer issues each warranty. Check terms for labor, parts, transferability, and any maintenance required to keep coverage valid. Keep records of invoices and service visits to support future claims.
- How do I find a qualified gas-furnace replacement contractor in Clarksville?
- Look for contractors who list gas-furnace experience, hold Tennessee contractor licensing, and show combustion-testing credentials such as NATE or equivalent. Request evidence of past gas-furnace installs and ask how they handle gas-line permits and post-install leak testing. Contractor references and review excerpts help confirm competence.
- What signals indicate a contractor is experienced with high-efficiency furnace installations?
- Proven signals include documented installs of condensing furnaces, manufacturer dealer status for high-efficiency brands, and written procedures for condensate management and venting. Also look for training certificates and references describing long-term performance in similar Clarksville homes.
- When should a Clarksville homeowner consider replacing both furnace and air conditioner together?
- Consider combined replacement when both systems are near the end of life, when mismatched efficiencies cause comfort issues, or when ductwork needs simultaneous correction. A combined approach can improve overall system balance and may simplify permit work under the 2021 IECC.
- Do many Clarksville contractors offer same-day furnace replacement during cold snaps?
- Some contractors advertise same-day furnace replacement availability, especially during peak demand. Availability depends on parts, crew capacity, and permit timelines. Ask contractors about same-day options, parts staging, and any emergency-service procedures before one is needed.