7 Vetted Furnace Repair Companies in Florissant, MO (2026)
Why Florissant, Missouri winters make Furnace Repair work different
Colder winters and periodic sub-freezing stretches in Florissant increase furnace cycling and hidden wear, making timely service more urgent for older housing stock. Homeowners searching for best furnace repair companies in Florissant, MO should expect providers to diagnose cracked heat exchangers and worn igniters. They should also check ventilation issues before agreeing to repair or replacement.
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 Florissant
| # | Provider | Score | Years | Best for | |
|---|---|---|---|---|---|
| 1 | BB & B Heating & Cooling | 91 | 4.9 (1,435+) | 41+ | ★ Highest Vouched ScoreGas Valve & Combustion Repair |
Editorial: B & B Heating & Cooling appears at the top of local Google results in St Charles. Their Google profile lists 1,465 customer reviews. The company location on S Old Hwy 94 places them inside St Charles city limits. St Charles' hot, humid summers increase residential dehumidification and AC needs. Strengths:
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| 2 | GGoldkamp Heating & Cooling | 87 | 4.9 (1,535+) | ||
Editorial: Goldkamp appears near the top of local search results on Google Maps. Its Florissant address supports faster local dispatches. Florissant's humid Missouri summers increase urgent AC demand for nearby homeowners. Reviewer themes on the listing suggest prompt on-site responses and routine same-day repairs. Strengths:
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| 3 | WWard, Inc. | 81 | 4.9 (265+) | 41+ | Most Transparent Pricing24/7 No-Heat Emergency RepairFurnace Tune-Up & Maintenance |
Editorial: Ward, Inc. states routine in-depth furnace diagnostics and repair work. Experience: 40+ years serving St. Louis homeowners and businesses. Same-day emergency response is listed for no-heat calls. Florissant winters increase demand for combustion-safety and accurate gas-furnace checks. Customer feedback notes fast diagnostics and upfront flat-rate quotes. Strengths:
Reviewers praise:
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| 4 | AACE Service Experts Heating & Cooling | 78 | 4.8 (390+) | Heat-Exchanger ReplacementCommercial Furnace Repair | |
Editorial: ACE Service Experts lists free estimates and financing available for duct work. Their site notes trained service professionals with field experience. Florissant's humid summers can raise duct mold risk, increasing inspection value. ACE Service Experts reports same-day service availability for urgent HVAC or duct concerns. Strengths:
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| 5 | NNu-Way Heating & Air Conditioning | 64 | 4.5 (70+) | ||
Editorial: Nu-Way Heating & Air Conditioning lists furnace repair and heating services. Nu-Way operates from a Florissant address near zip 63031. Nu-Way appears in local search position five for heating contractors. Florissant winters bring cold snaps that increase demand for rapid no-heat responses. Reviewers flag:
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| 6 | CClick Heating & Cooling | 64 | 5.0 (25+) | ||
Editorial: Click Heating & Cooling shows a concentrated set of Google customer reviews in Florissant. Reviewers flag:
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| 7 | FFlorissant Heating and Cooling | 58 | 4.8 (15+) | ||
Editorial: Florissant Heating and Cooling lists furnace repair and seasonal maintenance services. The company operates from a Flower Valley Shopping address in Florissant. The location suits quick responses during Missouri winter cold snaps. Per Google Maps they have seventeen customer reviews to date. Reviewers flag:
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Typical Furnace Repair costs in Florissant, MO (2026)
Last updated
Estimated ranges for Florissant, MO. 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 | $75–$205 |
| Flame sensor cleaning / replacement | $80–$255 |
| Hot surface igniter replacement (installed) | $155–$460 |
| Furnace gas valve replacement (installed) | $305–$765 |
| Draft inducer motor replacement (installed) | $305–$820 |
| Furnace control board replacement (installed) | $410–$920 |
| Heat exchanger replacement (repair-vs-replace inflection) | $1,000–$3,600 |
| Emergency / after-hours no-heat service premium | $155–$510 |
Nearby Missouri furnace repair pricing: Blue Springs · Cape Girardeau · Chesterfield
See broader context: Furnace Repair pricing in Missouri · Furnace Repair pricing nationwide
How were these "Furnace Repair" companies evaluated for Florissant homeowners?
This guide evaluated 7 Florissant furnace repair providers on review score, emergency availability, years in business, pricing model, and self‑reported services. Review counts and ratings come from Google Maps data, and company claims were taken from provider listings and advertised pages.
- Aggregate rating and review counts are from Google Maps data; the pool averages 4.87/5.0 across 2,095+ reviews.
- B & B Heating & Cooling states 40+ years in business and advertises 24/7 emergency service and free estimates.
- Ward, Inc. lists flat-rate pricing and 40+ years in business per its public listing.
- ACE Service Experts Heating & Cooling notes same-day emergency response and commercial furnace work on its service page.
- PickTag sentiment scores highlight higher review sentiment for Goldkamp, B & B, Ward, and Click; Nu-Way and Florissant Heating and Cooling score lower by comparison.
These observations combine verifiable review data with provider‑stated signals; readers should confirm current terms directly with each company.
How do I choose a Furnace Repair Company in Florissant?
- Verify a provider's Google rating and read recent reviews.
- Compare emergency response promises and ask for typical response times.
- Confirm pricing model and request a written estimate.
- Request proof of licensing and insurance before work begins.
- Check manufacturer-dealer relationships or warranty terms when replacing equipment.
4 furnace problems Florissant homeowners see most and what they really mean
The most common furnace problems in Florissant are short‑cycling, ignition failures, heat‑exchanger stress, and clogged combustion vents caused by colder winters and periodic sub‑freezing stretches. These weather-driven effects push older furnaces to run longer and accelerate wear, increasing the chance of breakdowns during peak heating season.
- Short‑cycling (frequent on/off cycles). Colder winters and repeated sub‑freezing stretches in Florissant force furnaces to cycle rapidly, which wears controls and blowers and often indicates an undersized unit or restricted airflow.
- Ignition and pilot failures. Extended cold snaps strain ignition components in older systems, causing intermittent lights and failed starts that require diagnosis of the ignition module or gas valve.
- Heat‑exchanger stress and cracking. Repeated long runtimes during Florissant's cold periods increase thermal fatigue on heat exchangers, raising the risk of cracks and combustion leaks in aging furnaces.
- Combustion vent and flue blockages. Winter debris, bird nests, and heavier use during Florissant's heating season can clog vents, causing poor draft, soot buildup, and safety shutoffs.
Why Florissant's population size and local rules shape Furnace Repair choices
Florissant's colder winters and periodic sub‑freezing stretches drive higher furnace usage and urgent repairs. This demand makes emergency response, serviceable furnace types, and clear pricing more important for furnace repair Florissant Missouri local context than in milder areas.
Colder winters and occasional sub‑freezing days increase runtime and stress on furnaces. Increased runtime raises the chance of ignition failures and heat‑exchanger fatigue.
Older housing stock in Florissant often contains legacy furnace types. Those units require technicians familiar with a wider range of furnace types and replacement parts.
Licensing is handled locally in Missouri, not statewide. Homeowners should confirm a provider meets Florissant or county permit and inspection requirements before scheduling major repairs.
Evaluated providers in the shortlist show capabilities that match these local needs. Look for technicians who list serviceable furnace types, parts availability, and emergency service availability.
Because only a minority of firms advertise 24/7 emergency service, verify emergency response options when booking. Also compare flat‑rate pricing offers if present for predictable repair costs.
How long should a Florissant furnace last, and when is repair safer than replacement?
- 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 Florissant, MO listed here. They send quotes back — no obligation.
- How much does furnace repair service cost in Florissant, MO?
- Emergency / after-hours no-heat service premium typically runs $155–$510, and furnace service call / diagnostic fee runs $75–$205 in Florissant, Missouri. See the Furnace Repair pricing table on this page for the full per-service breakdown.
- How does local licensing affect major furnace repairs or heat‑exchanger replacements in Florissant?
- Answer: Florissant follows local licensing and permitting because Missouri has no statewide HVAC license. Homeowners should confirm the contractor obtains any required city or county permits. Check permit requirements early for heat‑exchanger work. Contractors who handle permits reduce the chance of inspection delays or rework.
- When is winter demand in Florissant likely to delay emergency furnace service?
- Answer: demand spikes during prolonged cold snaps and sub‑freezing stretches, which can lengthen wait times for emergency service. Schedule preventive maintenance in autumn to reduce winter breakdown risk. Keep a vetted backup contact list in case primary providers are fully booked.
- Do Florissant homeowners need a city permit for heat‑exchanger replacement?
- Answer: Direct answer: many major combustion‑system repairs, including heat‑exchanger replacement, typically require a permit and local inspection in Florissant. Follow city or county permit rules and the applicable edition of the energy code. Retain permit paperwork for resale and warranty purposes.
- What maintenance prevents common ignition and blower failures in Florissant furnaces?
- Answer: Regular annual tune‑ups with filter changes, flame‑sensor cleaning, and blower‑motor inspection reduce ignition and blower failures. Schedule a fall tune‑up before heavy winter use. Document service dates to show routine care when comparing provider histories or warranty claims.
- What factors most affect pricing for furnace repair in Florissant?
- Answer: Direct answer: pricing depends on the repair scope, parts availability, permit needs, and seasonal demand. Older homes often need legacy parts or extended diagnostic time. Peak winter periods and required permits can increase lead time and labor hours without implying specific dollar amounts.
- How soon should a Florissant commercial property call for furnace repair after a no‑heat emergency?
- Answer: call an experienced commercial technician as soon as the outage is discovered, especially during cold weather. Provide system model and symptom details to speed triage. Ask about emergency response options and temporary heat measures until repairs complete.
- Are oil‑fired furnaces different to diagnose in Florissant compared with gas furnaces?
- Answer: Direct answer: yes, oil furnaces have different combustion checks, filtration needs, and fuel‑delivery components that require specialized experience. Confirm a technician lists oil‑furnace diagnostics and parts availability. Ask about common oil‑system failure modes during inspection.
- When is repair safer than replacement for an older Florissant furnace with intermittent short‑cycling?
- Answer: Direct answer: repair may be safer when diagnostics identify a single failing component, such as a thermostat or inducer motor, and the heat exchanger passes inspection. If diagnostics reveal extensive corrosion or repeated failures, replacement may be safer. Always obtain a documented inspection before deciding.