11 Vetted Furnace Repair Companies in Janesville, WI (2026)
Why Janesville, Wisconsin Winters Make Timely "Furnace Repair" Critical
Prolonged subfreezing stretches and older furnace stock make prompt furnace repair critical for Janesville homeowners. When pipes freeze and heating loads spike, finding reliable technicians matters; searches for the best furnace repair companies in janesville wi rise during deep cold. Plan service before sustained cold arrives.
Quick Picks
Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.
Compare top Furnace Repair providers in Janesville
| # | Provider | Score | Years | Best for | |
|---|---|---|---|---|---|
| 1 | RRock Valley Services, Inc. | 84 | 4.9 (455+) | ★ Highest Vouched Score | |
Editorial: Rock Valley Services, Inc. lists furnace repair as a core residential service. The company shows strong local visibility on Google Maps. Janesville winters bring deep cold, so reliable heating response matters locally. Reviewer mentions indicate same-day heat restoration outcomes on many jobs. Strengths:
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| 2 | JJ. C. Heating and Cooling, Inc. | 83 | 5.0 (445+) | 29+ | Manufacturer-Authorized Repair |
Editorial: J. C. Heating and Cooling emphasizes furnace repair and diagnostics with concrete service focus. The company lists Daikin Authorized Dealer status for manufacturer-backed parts and service. The business reports 25+ years serving Janesville and Rock County homeowners. The team notes 24/7 emergency response and same-day service availability. Reviews and local awards point to punctual arrivals and responsive dispatching. Strengths:
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| 3 | RRight Choice Rooter & Plumbing | 81 | 4.9 (295+) | Furnace Tune-Up & Maintenance | |
Editorial: Right Choice Rooter lists furnace repair and emergency no-heat response among its services. The company notes same-day service and around-the-clock emergency response. Right Choice Rooter states it is family-owned and operates video inspections for diagnostics. Janesville winters favor prompt no-heat repairs, and the team advertises emergency coverage for cold snaps. Strengths:
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| 4 | AAir Control Heating & Cooling LLC | 66 | 5.0 (10+) | 28+ | |
Editorial: Air Control Heating & Cooling lists furnace repair and diagnostics as a core service. Air Control Heating & Cooling reports 25+ years serving southern Wisconsin. Air Control Heating & Cooling advertises emergency response available 24/7. Air Control Heating & Cooling notes a 10-year parts and labor warranty with services. Strengths:
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| 5 | RRobert’s Plumbing & Heating | 63 | 5.0 (7) | 23+ | |
Editorial: Emergency response states a 1-2 hour technician arrival window for no-heat calls. Robert’s Plumbing & Heating notes family-owned operations since 2003. The company lists preventative maintenance programs and seasonal furnace tune-ups. Janesville winters can drop below zero; their stocked trucks aim for fast on-site fixes. Recent reviews praise same-day repairs and clear explanations of the diagnosis. Strengths:
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| 6 | AAl Beyers Indoor Comfort Systems | 60 | 4.1 (70+) | 71+ | |
Editorial: Al Beyers states 24/7 emergency service for heating and cooling calls. Founded 1955, Al Beyers lists 70+ years in business. Al Beyers notes free estimates for repair and replacement jobs. Al Beyers lists commercial emergency AC repair among its specializations. Al Beyers operates from Janesville, where Midwest summer heat spikes drive urgent no-cooling calls. Strengths:
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| 7 | LLloyd's Plumbing & Heating Corp | 57 | 4.1 (140+) | Gas Valve & Combustion Repair | |
Editorial: Lloyd's Plumbing & Heating Corp lists furnace repair and diagnostics among its core services. Lloyd's reports same-day emergency response for no-heat calls. Lloyd's advertises Wells Fargo financing options for larger repairs and installations. Janesville winters often drop below freezing, making prompt no-heat response more important than delayed scheduling. Strengths:
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| 8 | BButters-Fetting Co. - Janesville Branch | 54 | 4.8 (4) | ||
Editorial: Butters-Fetting emphasizes commercial chiller and cooling-tower work at its Janesville branch. The company notes scheduled maintenance and facility support services. Butters-Fetting lists "Commercial AC Repair" among its specializations. The company page notes Top Workplaces recognition eight years running. Reviewers flag:
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| 9 | JJanesville Heating & Air | — | 3.4 (5) | ||
Editorial: Janesville Heating & Air lists furnace and heating services under its business name. The company operates from 4727 N Colt Dr in Janesville. Janesville winters bring prolonged cold, increasing demand for fast heating repairs. Five Google reviews provide a small sample of recent customer experiences. Reviewers flag:
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| 10 | JJanesville Heating & Air Conditioning Inc. | — | 3.2 (20+) | ||
Editorial: Janesville Heating & Air Conditioning Inc. lists furnace repair among its core services. The business operates from 1260 Milton Ave in Janesville. Janesville winters bring regular subzero nights and rapid no-heat needs. The company maintains a visible Google Maps listing for local searches. Reviewers flag:
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| 11 | SSears Heating and Air Conditioning | — | 3.4 (10+) | ||
Editorial: Sears Heating and Air Conditioning lists HVAC repair and replacement services online. The company shows a Jersey City service address at 50 Mall Dr W. Jersey City summers are humid, increasing dehumidification and sizing importance. Their public site lists an online booking and service request form. Reviewers flag:
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Typical Furnace Repair costs in Janesville, WI (2026)
Last updated
Estimated ranges for Janesville, WI. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Furnace service call / diagnostic fee | $70–$195 |
| Flame sensor cleaning / replacement | $75–$240 |
| Hot surface igniter replacement (installed) | $145–$435 |
| Furnace gas valve replacement (installed) | $290–$725 |
| Draft inducer motor replacement (installed) | $290–$775 |
| Furnace control board replacement (installed) | $385–$870 |
| Heat exchanger replacement (repair-vs-replace inflection) | $965–$3,400 |
| Emergency / after-hours no-heat service premium | $145–$485 |
Nearby Wisconsin furnace repair pricing: Appleton · Eau Claire · Fond Du Lac
See broader context: Furnace Repair pricing in Wisconsin · Furnace Repair pricing nationwide
How were these Janesville "Furnace Repair" providers evaluated?
This guide evaluated 11 Janesville furnace repair providers on Google review data, emergency-response claims, manufacturer-dealer status, warranty terms, and advertised pricing signals such as free estimates and financing options. Scores combine Google Maps ratings with extracted provider-declared signals for a transparent comparison.
- J. C. Heating and Cooling, Inc. lists Daikin dealer status, free estimates, financing, and 24/7 emergency service per their site.
- Right Choice Rooter & Plumbing states 24/7 emergency response and high review counts in Google Maps data.
- Air Control Heating & Cooling LLC advertises a 10-year labor warranty and 24/7 emergency availability per the provider listing.
- Robert’s Plumbing & Heating reports a 1–2 hour emergency response window and offers financing and maintenance plans.
- Al Beyers Indoor Comfort Systems notes 70+ years in business and advertises free estimates and 24/7 emergency service.
- Rock Valley Services, Inc. posts very high Google review sentiment scores, influencing its aggregated rating.
- Lloyd's Plumbing & Heating Corp lists same-day emergency response and offers financing, per the extracted provider signals.
- Butters-Fetting Co. - Janesville Branch and several smaller shops show moderate review sentiment and commercial maintenance focus.
- Lower-scoring providers such as Janesville Heating & Air Conditioning Inc. and Sears Heating and Air Conditioning have weaker review sentiment on Google Maps.
Ratings and review counts are from Google Maps data; advertised warranties, dealer status, and service windows are taken from provider-declared signals and public listings.
How do I choose a Furnace Repair Company in Janesville?
- Verify license and insurance with the Wisconsin licensing board and local records.
- Compare Google Maps ratings and review counts for recent customer trends.
- Confirm emergency service terms and stated response windows directly with the provider.
- Request written warranty and financing terms before scheduling repairs.
- Check manufacturer-dealer status if equipment replacement or warranty transfer matters.
5 Furnace Failures Janesville Homes See First When Temperatures Drop
The most common furnace repair problems in Janesville are caused by prolonged subfreezing stretches that strain older furnaces and freeze external or condensate components. Cold snaps combined with aged equipment and heavy winter runtime increase failures such as ignition faults, frozen lines, heat-exchanger stress, and short cycling in Janesville homes.
- Ignition and pilot failures. Prolonged subfreezing stretches in Janesville make older ignition modules and pilots fail after extended cold starts, causing no-heat calls.
- Frozen condensate or drain lines. High runtime during Janesville cold snaps freezes condensate lines on high-efficiency furnaces, blocking drainage and forcing shutdowns.
- Short cycling from thermal stress. Continuous heavy use during Janesville winters causes short cycling in older furnaces, which increases wear and raises the chance of control-board faults.
- Cracked or stressed heat exchangers. Repeated freeze-thaw cycles and extended high-load operation in Janesville raise heat-exchanger stress, risking cracks that require urgent inspection.
- Blocked vents and intake obstructions. Snow and drifting during Janesville winter storms can block outdoor air intakes or exhaust vents, causing pressure switch trips and unsafe venting conditions.
Why Janesville’s population size and winter seasonality shape local "Furnace Repair" availability
Long, subfreezing winters in Janesville drive heavy furnace runtime and rapid wear on older systems, increasing demand for emergency repairs and certified inspections. This seasonal pressure concentrates calls during cold snaps and makes around-the-clock service and heat-exchanger expertise especially valuable for homeowners.
Janesville's prolonged cold spells increase furnace runtime and accelerate component fatigue.
That fatigue raises ignition failures, short cycling, and heat-exchanger stress during winter peaks.
Evaluated providers reflect these needs. Many advertise emergency service availability to answer cold-snap call volumes.
Look for contractors who list emergency service availability and high review counts. Those signals show winter responsiveness.
Also prefer providers with heat-exchanger inspection processes and condensate-line thawing experience. These skills address freeze-related failures directly.
What should Janesville homeowners ask before hiring a "Furnace Repair" contractor?
- How do I get a quote from these furnace repair companies?
- Submit one request on this page and we send it to the vetted furnace repair pros in Janesville, WI listed here. They send quotes back — no obligation.
- Typical furnace repair pricing in Janesville, WI: what should I budget?
- Furnace service call / diagnostic fee typically runs $70–$195, and hot surface igniter replacement runs $145–$435 in Janesville, Wisconsin. See the Furnace Repair pricing table on this page for the full per-service breakdown.
- Do Janesville furnace repair businesses need a city-issued business license and bonding?
- Yes. Janesville requires a business license and bonding for contractors performing furnace repair; verify with Janesville city records before hiring. Ask to see the business license and proof of bonding before hiring. Request documentation and verify that the bond is current with city records when possible.
- Is insurance and workers' compensation required for furnace repair contractors in Janesville, WI?
- Yes. Contractors must carry insurance and workers' compensation for employees. Confirm insurance policy limits and ask for a certificate of insurance that names the homeowner as additionally insured if the job or property owner requires it.
- What should I ask if my gas furnace stops producing heat during a Janesville cold snap?
- Ask whether the contractor offers emergency service availability and estimated same-day response options. Also confirm the technician's experience with gas-combustion systems and emergency safety checks for combustion and venting before work begins.
- How do I find a technician qualified to inspect or replace a furnace heat exchanger in Janesville?
- Look for technicians who list heat-exchanger inspection in writing and who perform leak testing and combustion analysis. Ask about experience with heat-exchanger crack diagnosis and whether inspection is included before replacement decisions.
- What questions should I ask about igniter or flame-sensor repair for my Janesville furnace?
- Ask whether the technician will test both igniter and flame-sensor circuits and check control-board diagnostics. Confirm parts warranty (advertised) and whether the service includes a post-repair safety start-up and visible combustion inspection.
- How can I tell if a furnace blower or inducer motor needs repair versus replacement?
- Request a diagnostics-first approach where the technician measures amp draw and bearings condition. Technicians should explain repair options, lifespan expectations, and whether a replacement motor matches furnace specifications and efficiency requirements.
- What should a Janesville furnace tune-up include to reduce winter failures?
- A proper tune-up should include filter checks, burner and ignition inspection, safety control tests, and condensate or vent inspection. Ask specifically about cleaning burners, checking heat-exchanger condition, and verifying thermostat calibration during the visit.
- Do Janesville contractors service oil-fired furnaces, and what should owners ask them?
- Many contractors service oil furnaces; confirm explicit oil-furnace experience. Ask about combustion-efficiency testing, nozzle and electrode checks, and whether the technician carries common oil-fired replacement parts for faster repairs.