10 Best Furnace Repair Companies in Wilmington, DE (2026)

Why Wilmington, Delaware homeowners pick these "Furnace Repair" options when winters bite

Best furnace repair companies in Wilmington, DE are essential for cold, damp winters and aging rowhouse heating systems. Searching for the best furnace repair companies in Wilmington, DE helps prioritize same-day response, clear pricing, and technicians familiar with local codes. Look for warranty options and emergency service availability during cold snaps.

Quick Picks

Highest Vouched ScoreDone Right Today
Vouched Score: 91
Best for Oil Furnace & Burner RepairJoseph Frederick & Sons
Oil-burner service (nozzle, fuel pump, combustion test)
flat-rate pricing, free estimates
Gas valve, combustion & burner repair
Best Manufacturer-Authorized RepairHentkowski, Inc.
Carrier Factory Authorized Dealer

Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.

What separates Wilmington's verified "Furnace Repair" pros on response and warranty

#ProviderScoreGoogleYearsBest for
1Done Right Today915.0 (2,805+)35+
★ Highest Vouched Score

Editorial: Done Right Today leads with specialist furnace repair work and diagnostic focus. The company states same-day emergency response for no-heat calls. Done Right Today advertises flat-rate pricing with no hidden fees. The business notes a 3-year labor warranty on repairs. Wilmington winters demand fast heating fixes, and Done Right Today emphasizes same-day service locally.

Strengths:
  • High Google rating (5.0★ across 2809 reviews)
  • Long-established (35+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • fair pricing
  • quick response
  • clear explanations
When to choose them
  • You need no-heat / emergency furnace repair
  • You need furnace tune-up & maintenance
  • You need same-day or after-hours service
  • You prefer a family-owned operation
  • You want a top-rated provider with substantial review history (5.0★, 2,809 reviews)
2Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical884.8 (9,540+)
Most Transparent PricingGas Valve & Combustion Repair

Editorial: Horizon Services advertises full central AC system replacements with documented warranties. The company lists a 12-year labor warranty on qualifying full-system purchases. Horizon notes GreenSky financing with payment examples as low as $106 per month. Summer humidity in Cherry Hill raises cooling loads; Horizon cites same-day and emergency options for urgent failures. Review volume on Google is large, showing broad customer reach.

Strengths:
  • High Google rating (4.7★ across 7161 reviews)
  • Background-verified team
  • Emergency response: 24/7
When to choose them
  • You need same-day AC replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.7★, 7,161 reviews)
3Benjamin Franklin Plumbing of Wilmington DE884.9 (3,355+)

Editorial: Emergency response is emphasized, with the location stating 24/7 availability. Benjamin Franklin notes background-checked, drug-screened technicians. The company advertises a two-year satisfaction guarantee after service. Wilmington's cold winters make fast no-heat response especially important for area homeowners. Local reviews praise clear explanations and same-day diagnostic outcomes.

Strengths:
  • High Google rating (4.9★ across 3358 reviews)
  • Background-verified team
  • Emergency response: 24/7
Reviewers praise:
  • punctuality
  • clear explanations
  • camera inspections
  • thorough diagnosis
When to choose them
  • You need no-heat / emergency furnace repair
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
  • You want a top-rated provider with substantial review history (4.9★, 3,358 reviews)
4One Hour Heating & Air Conditioning® of Wilmington De874.9 (3,215+)

Editorial: One Hour states 24/7 emergency HVAC response for no-heat calls. The company advertises a two-year labor and materials guarantee. One Hour lists StraightForward® pricing guides and financing options. Wilmington winters can produce sudden cold snaps, making quick local response important. Multiple recent reviews note punctual technicians and clear written estimates.

Strengths:
  • High Google rating (4.9★ across 3217 reviews)
  • Emergency response: 24/7
  • 2-Year labor warranty
Reviewers praise:
  • punctuality
  • knowledgeable technicians
  • clear written estimates
  • maintenance plans
When to choose them
  • You need no-heat / emergency furnace repair
  • You need furnace tune-up & maintenance
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 3,217 reviews)
5Stan Perkoski's Home Services794.8 (510+)

Editorial: Same-day emergency heating response is stated with no additional fee. Stan Perkoski's Home Services reports transparent pricing upfront. The company notes precision tune-ups and preventative maintenance for furnaces. Wilmington winters make rapid no-heat response crucial for older homes near the Brandywine. Multiple reviews describe comprehensive diagnostics before repairs are recommended.

Strengths:
  • High Google rating (4.8★ across 510 reviews)
  • Emergency response: same-day
  • Financing available
Reviewers praise:
  • punctuality
  • comprehensive diagnostics
  • fast repairs
  • clean job sites
When to choose them
  • You need no-heat / emergency furnace repair
  • You need furnace tune-up & maintenance
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.8★, 510 reviews)
6Tri Elite Advisors Hvac764.9 (195+)15+

Editorial: Tri Elite Advisors HVAC advertises 24/7 emergency response and same-day service. Tri Elite Advisors HVAC lists 15+ years serving Wilmington and nearby counties. Tri Elite advertises financing options for larger repairs. Google reviewers cite fast, same-day no-heat repairs during winter cold snaps.

Strengths:
  • High Google rating (4.9★ across 195 reviews)
  • Long-established (15+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • fast response
  • same-day repairs
  • clear explanations
  • reasonable pricing
When to choose them
  • You need no-heat / emergency furnace repair
  • You need furnace tune-up & maintenance
  • You need same-day or after-hours service
  • You need to finance the work
7Joseph Frederick & Sons714.7 (170+)75+
Oil Furnace & Burner Repair

Editorial: Joseph Frederick & Sons notes heating services for gas and oil furnaces. The company lists over 75+ years in business. Wilmington winters often demand fast heat restoration; local crews know regional heating issues. Online reviews mention quick turnarounds and courteous, property-respectful technicians.

Strengths:
  • High Google rating (4.7★ across 170 reviews)
  • Long-established (75+ years in business)
  • Satisfaction guarantee
Reviewers praise:
  • quick turnaround
  • courteous technicians
  • respectful of property
  • routine maintenance
When to choose them
  • You need gas furnace & combustion repair
  • You need furnace tune-up & maintenance
  • You need oil furnace & burner repair
  • You prefer a family-owned operation
  • You value a long-tenured local operator (75+ years in business)
8Hentkowski, Inc.714.7 (130+)
Manufacturer-Authorized Repair

Editorial: AC repair is a primary focus, with reviewer accounts of fast diagnostics and fixes. Hentkowski notes Carrier Factory Authorized Dealer status. The company lists same-day emergency response availability on its site. Hentkowski advertises free estimates and financing options for replacements. Wilmington's humid summers and older boiler stock make prompt cooling and heat care vital.

Strengths:
  • High Google rating (4.7★ across 134 reviews)
  • Authorized Carrier Factory Authorized Dealer
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • clear diagnostics
  • clean job sites
When to choose them
  • You need same-day or after-hours service
  • You want manufacturer-warranty installation work
  • You need to finance the work
9George H. Burns Inc.524.3 (30+)65+

Editorial: George H. Burns lists gas-valve and combustion work for furnaces. The company advertises a two-year service and repair warranty. Wilmington winters make reliable gas-heating service important for quick no-heat response. The website notes 24/7 emergency response and free estimates for urgent calls.

Strengths:
  • Long-established (65+ years in business)
  • Emergency response: 24/7
  • Satisfaction guarantee
Reviewers praise:
  • punctuality
  • fair pricing
  • clear explanations
  • clean job sites
Reviewers flag:
  • Mixed customer sentiment (score 60/100)
When to choose them
  • You need same-day or after-hours service
  • You value a long-tenured local operator (65+ years in business)
10Brandywine Heating And Air4.3 (35+)

Editorial: Brandywine Heating And Air states 24/7 emergency response for no-heat calls. The company lists Lennox furnaces and related products on its website. The website advertises same-day service availability and financing options. Wilmington winters can bring sudden freezes, so quick emergency response matters locally.

Strengths:
  • Emergency response: 24/7
  • Financing available
  • Free estimates
Reviewers flag:
  • Mixed customer sentiment (score 62/100)
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work

Score column blends public-record signals, customer reviews, and editorial assessment. Best for picks reflect our editorial weighting of those same signals against each category. See full methodology →

Typical Furnace Repair costs in Wilmington, DE (2026)

Last updated

Estimated ranges for Wilmington, DE. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.

ServiceTypical range
Furnace service call / diagnostic fee$75–$200
Flame sensor cleaning / replacement$80–$250
Hot surface igniter replacement (installed)$150–$450
Furnace gas valve replacement (installed)$300–$750
Draft inducer motor replacement (installed)$300–$800
Furnace control board replacement (installed)$400–$900
Heat exchanger replacement (repair-vs-replace inflection)$1,000–$3,500
Emergency / after-hours no-heat service premium$150–$500

How were these Wilmington "Furnace Repair" providers evaluated—what metrics mattered?

We scored 10 Wilmington furnace repair companies on emergency response, labor warranties, pricing clarity, review volume, and dealer credentials. Emphasis fell on emergency availability, labor warranty lengths, flat-rate versus hourly pricing, Google review volume, and stated financing or free-estimate policies.

  • Done Right Today lists a 3-year labor warranty and flat-rate pricing, per the provider data.
  • Horizon Services lists a 12-year labor warranty and flat-rate pricing, per their published signals.
  • One Hour Heating & Air Conditioning® notes a 2-year labor warranty and Aeroseal certification, per provider details.
  • Hentkowski, Inc. reports Carrier Factory Authorized Dealer status and offers free estimates, per the manufacturer-dealer data.
  • Benjamin Franklin Plumbing of Wilmington DE and Tri Elite Advisors Hvac say they offer 24/7 emergency service, per provider signals.
  • Done Right Today, One Hour, Benjamin Franklin, and Horizon show the largest Google review volumes, according to Google Maps data.
  • George H. Burns Inc. and Brandywine Heating And Air list lower review sentiment scores compared with others, per internal sentiment reporting.

Review volume, stated labor warranties, emergency response terms, and manufacturer-dealer credentials were the primary comparative signals.

How do I choose a Furnace Repair Company in Wilmington?

  1. Verify business licensing and any BBB record for the provider.
  2. Compare Google review counts and recent review sentiment.
  3. Confirm advertised labor warranty length and emergency response terms.
  4. Request written pricing: flat-rate or itemized hourly estimates.
  5. Check for manufacturer-dealer credentials and financing options.

Data sources: according to Google Maps data and per BBB records.

When to Call a Furnace Repair Company in Wilmington: The Usual Culprits

Common furnace problems in Wilmington include short-cycling, ignition failures, corrosion, clogged filters, and control-board faults; call a licensed contractor for these issues.

  • Short-cycling: Furnaces in Wilmington often short-cycle during cold, damp spells because high heat demand and clogged filters strain older systems.
  • Ignition and pilot failure: Persistent humidity and cold starts in Wilmington increase ignition failures, leaving furnaces unable to light reliably on the first call.
  • Corrosion and rusted components: Coastal-influenced salt air and winter moisture accelerate corrosion in Wilmington furnaces, causing burners and heat exchangers to degrade.
  • Reduced airflow and clogged filters: Damp Wilmington winters promote faster filter loading and duct moisture, which reduces airflow and lowers heat delivery.
  • Electrical and control-board faults after storms: Winter storms and brief outages around Wilmington can damage control boards or sensors, producing intermittent operation or system lockouts.
Warning: persistent burning smells, visible rust on the heat exchanger, or repeated cycling are signs to call a professional promptly.

Why Wilmington, DE's city size and licensing rules shape furnace repairs

Wilmington's cold, damp winters and aging housing stock drive frequent furnace failures and urgent repair demand, so emergency readiness and certified equipment support matter for timely fixes across the city.

Wilmington's winters are cold and damp, which raises corrosion and ignition-failure risk for furnaces.

Those conditions increase emergency calls and short-cycling during peak heating days.

Because Business License & Bonding and Insurance & Workers' Compensation are required, look for licensed, bonded, insured furnace repair contractors in Wilmington, DE.

Many evaluated providers advertise emergency service availability, which matches higher winter call volumes.

Flat-rate pricing helps homeowners budget for urgent repairs after winter failures.

Carrier Authorized Dealer status among local firms signals manufacturer-level parts access and trained technicians for complex heat-exchanger or control-board work.

Tip: request a service estimate and confirm license or bonding before authorizing high-cost furnace repairs.

Request a free quote to compare evaluated providers' emergency response and certification details.

What Wilmington homeowners ask most about "Furnace Repair" costs, timing, and licensing

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 Wilmington, DE listed here. They send quotes back — no obligation.
What does furnace repair service typically run in Wilmington, DE?
Furnace service call / diagnostic fee typically runs $75–$200, and hot surface igniter replacement runs $150–$450 in Wilmington, Delaware. See the Furnace Repair pricing table on this page for the full per-service breakdown.
Do Wilmington furnace contractors need a city business license and bond?
Yes. Wilmington requires a business license and bonding for contractors performing furnace repair. Homeowners should verify a contractor's city business license and ask to see bonding documentation before work begins. This protects homeowners if a contractor fails to complete paid work or meet local obligations.
Must furnace repair companies carry insurance and workers' compensation in Wilmington?
Yes. Insurance and workers' compensation are required for furnace repair contractors working in Wilmington. Request proof of general liability insurance and workers' comp coverage to confirm protection for property damage or on-site injuries. Keep copies with the job estimate for records.
What should I do right away if my Wilmington furnace produces no heat tonight?
Start with basic safety checks: confirm the thermostat is powered and set correctly, check the circuit breaker, and ensure any gas valves remain open. If those checks do not restore heat, contact a licensed furnace repair contractor with emergency service availability. Avoid attempting combustion-system repairs without proper training.
What are the signs of a cracked heat exchanger in Wilmington homes?
Common signs include persistent soot, unexplained carbon-monoxide alarms, yellow instead of blue burner flames, and an unusual furnace smell. Cold, damp Wilmington winters can accelerate corrosion that leads to cracking. If these signs appear, shut off the system and call a licensed technician for inspection and testing.
How quickly can a Wilmington contractor replace a failed igniter or flame sensor?
Many Wilmington contractors advertise same-day or emergency service availability for igniter and flame-sensor issues. Response depends on technician schedules, part availability, and winter demand. Confirm same-day options when requesting a service window and ask whether the contractor stocks common replacement parts.
How to choose a technician for gas furnace combustion and venting repairs in Wilmington?
Look for technicians who list gas-furnace combustion work, carry a Wilmington business license, and show proof of manufacturer or trade certifications. Ask about combustion testing procedures and whether they perform draft, CO, and spillage tests after repair. Request references for similar gas-furnace work in Wilmington homes.
What causes a noisy blower or inducer motor in Wilmington furnaces and can it be repaired quickly?
Noisy blowers often come from worn bearings, loose mounts, or imbalanced fan blades. Inducer-motor noise can signal damaged bearings or motor wear. Technicians can sometimes repair motors on-site; in other cases a replacement is needed. Schedule an inspection to determine if a same-day repair is possible during Wilmington's peak season.
When should Wilmington homeowners schedule annual furnace maintenance?
Schedule maintenance before the heating season begins in late fall to catch issues before peak cold. Wilmington's cold, damp winters increase corrosion risk, so a pre-season tune-up helps prevent urgent winter failures. Ask for a written checklist showing filter, burner, and safety control checks.

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