20 Best Furnace Replacement Companies in Rockville, MD.
Why choosing the right "Furnace Replacement" matters for Rockville, Maryland winters
Harsh Maryland winters make dependable heating essential for older homes and rowhouses in Rockville, Maryland. Choosing the right best furnace replacement companies in Rockville, MD reduces cold-weather failures and limits overnight heat loss. Look for licensed installers, clear warranties (years advertised), and emergency service availability during January cold snaps.
Quick Picks
Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.
Which Rockville "Furnace Replacement" pros stand out on ratings, reviews, and longevity
| # | Provider | Score | Years | Best for | |
|---|---|---|---|---|---|
| 1 | FF.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 85 | 4.7 (6,625+) | 45+ | ★ Highest Vouched ScoreFurnace + AC Changeout |
Editorial: F.H. Furr states they handle furnace replacements and full-system changeouts. The company reports 45+ years operating across the Mid-Atlantic. F.H. Furr notes flat-rate pricing with financing options on larger installs. The team says technicians are background-checked and licensed. Maryland winters in Aspen Hill increase demand for timely furnace service and same-day responses. Strengths:
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| 2 | HHeil Plumbing & HVAC | 84 | 5.0 (1,050+) | 10+ | |
Editorial: Heil Plumbing & HVAC lists furnace replacement and installation among core services. Family-owned operations trace roots across Montgomery County. Rockville winters make reliable furnace installs and prompt emergency response important. The company advertises same-day emergency response for heating issues. Heil notes financing options are available for larger replacements. Strengths:
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| 3 | VVito Services | 84 | 4.7 (1,480+) | 92+ | |
Editorial: Furnace replacement work is highlighted with dedicated gas-furnace capabilities. Financing options are listed for larger furnace changeouts. Heritage: Vito Services traces operations back 90+ years locally. Local winters in Aspen Hill increase demand for reliable heating and rapid emergency response. Free estimates are noted for new installation projects. Strengths:
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| 4 | BB&B Air Conditioning & Heating Service | 84 | 4.9 (600+) | 72+ | |
Editorial: Furnace replacement work is a core offering, with gas and oil changeouts listed. The company notes certified dealer relationships with York, Carrier, Lennox, and Trane. B&B lists 24/7 emergency service with a one-hour response priority for urgent calls. The company reports 70+ years serving the DMV market. Review summaries note quick same-day repairs and factory-trained technicians. Strengths:
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| 5 | GGlenmont Heating & Air Conditioning | 81 | 4.9 (475+) | 42+ | |
Editorial: Furnace replacement is listed among Glenmont's core heating services and emergency replacements. Company history shows 40+ years in the Rockville area since 1984. Maryland winters make correct venting and combustion checks especially important for gas furnaces. Their site notes same-day and 24/7 emergency response for urgent heating failures. Strengths:
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| 6 | AAnthony & Son Indoor Air Quality, LLC | 80 | 4.8 (910+) | 27+ | |
Editorial: Furnace replacement and installation focus across Aspen Hill and Rockville neighborhoods. Family-owned company with 27+ years of HVAC experience. Lists a Carrier partnership for branded replacement options. Notes same-day emergency response available for urgent heating issues. Offers free estimates for replacement and installation projects. Strengths:
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| 7 | AAMS Air Conditioning & Heating | 80 | 4.8 (125+) | 31+ | |
Editorial: AMS Air Conditioning & Heating advertises furnace replacement and combined system changeouts. 30+ years in business supports local HVAC knowledge. Rockville winters and DC-area humidity shape AMS's service recommendations. AMS states flat-rate pricing and 24/7 emergency service with same-day repairs. Reviews note prompt same-day fixes and stocked parts for faster visits. Strengths:
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| 8 | QQuality Air Services, LLC | 75 | 4.8 (375+) | 28+ | |
Editorial: Quality Air Services lists furnace replacement and installation for residential and commercial customers. The company states over 25 years of local HVAC experience. Quality Air Services advertises emergency and same-day response for heating failures. Their Rockville base serves Aspen Hill homes that rely on gas furnaces during Maryland winters. Strengths:
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| 9 | OOne Hour Air Conditioning & Heating® | 75 | 4.8 (360+) | Labor Warranty | |
Editorial: One Hour Air Conditioning & Heating® of Rockville lists furnace replacement as a core service. One Hour states they back materials and labor for two years. One Hour lists financing options and StraightForward® pricing guides. One Hour advertises 24/7 emergency and same-day service for Rockville-area heating emergencies. Reviews note punctual technicians who document repairs with photos. Strengths:
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| 10 | IInfinite Heating & Air | 71 | 5.0 (75+) | ||
Editorial: Furnace replacement focus: Infinite Heating & Air advertises expert gas-furnace installations. Infinite Heating & Air states they are licensed and insured. Rockville winters increase furnace use, so timely heating service matters locally. The website notes family-owned ownership and online scheduling options. Strengths:
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| 11 | HHeating and Air by Jimmy Gusky | 70 | 4.8 (215+) | 30+ | Gas Furnace Replacement |
Editorial: Heating and Air by Jimmy Gusky states furnace replacement and gas-furnace work are core services. The company notes technicians determine unit size during installs. The business advertises free estimates on its website. The Rockville winters make correct sizing and combustion safety important locally. Reviews mention timely responses and on-site problem solving outcomes. Strengths:
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| 12 | SSuperior HVAC Repair Rockville | 60 | 5.0 (6) | ||
Editorial: Website lists furnace services and HVAC repairs, per their site. Operates from Rockville's 20850 Fallsgrove business park near I-270. Six recent positive Google reviews reflect local job outcomes. Google Maps placement near position twelve indicates modest local search visibility. Reviewers flag:
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Typical Furnace Replacement costs in Rockville, MD (2026)
Last updated
Estimated ranges for Rockville, MD. 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) | $3,200–$6,950 |
| High-efficiency condensing furnace (95%+ AFUE, installed) | $4,800–$10,150 |
| Modulating / two-stage variable-speed (ECM) furnace upcharge | $640–$2,150 |
| Condensing-furnace venting + condensate conversion (80%->95% AFUE) | $640–$1,900 |
| Gas line / electrical / permit modification (changeout) | $160–$960 |
| Electric furnace / air-handler replacement (installed) | $2,150–$5,350 |
Nearby Maryland furnace replacement pricing: Aspen Hill · Baltimore · Bethesda
See broader context: Furnace Replacement pricing in Maryland · Furnace Replacement pricing nationwide
How were Rockville "Furnace Replacement" providers evaluated for reliability and safety?
This guide evaluated 20 Rockville furnace replacement providers on Google Maps ratings, emergency response, pricing models, warranties, and years in business. Signals came from Google reviews, provider websites, and public license registries to surface reliability and safety differences across the pool.
- F.H. Furr shows 4.7/5.0 and 6,625+ reviews according to Google Maps data. It lists flat-rate pricing and a satisfaction guarantee.
- B&B Air Conditioning & Heating Service posts 4.9/5.0 and 600+ reviews on Google Maps. The company notes 24/7 emergency availability and free estimates.
- One Hour Air Conditioning & Heating® lists a 2-year labor warranty and 24/7 emergency response on its website. The provider also advertises financing options.
- Two providers, F.H. Furr and AMS, list flat-rate pricing per their sites. Several others list free estimates or financing as advertised.
Check Google reviews for crowd-sourced experience and consult public records such as BBB and state licensing registries when verifying licenses and complaints.
How do I choose a Furnace Replacement Company in Rockville?
- Verify business licenses and complaints via the state licensing board or TDLR records.
- Compare Google Maps ratings and recent review counts for consistency.
- Confirm emergency-response windows and written warranties with each provider.
- Request and compare flat-rate versus itemized quotes from multiple providers.
- Check financing terms and ask for a written estimate before scheduling work.
5 furnace replacement and heating problems Rockville homeowners mention most
What are the most common furnace replacement problems in Rockville? Frequent winter freezes, seasonal humidity swings, and aging mid‑Atlantic housing stock lead to failed heat exchangers, incompatible sizing decisions, and rapid wear on existing ductwork in Rockville homes.
- Heat exchanger cracks: Cold snaps in Rockville force older furnaces to run hard, which can cause heat exchanger cracking and exhaust leaks during peak winter use.
- Improper sizing choices: Replacements sized without accounting for Rockville's humid, cold winters often short‑cycle or fail to maintain set temperatures.
- Corroded burner assemblies: Humidity and seasonally variable combustion conditions in Rockville accelerate corrosion on burners and ignition components.
- Ductwork leakage and imbalance: Older Rockville homes commonly have leaky or undersized ducts, which reduce replacement furnace efficiency and cause uneven heating.
- Control and thermostat mismatch: New furnaces paired with legacy thermostats in Rockville can produce frequent cycling and poor comfort control until compatibility is addressed.
What Rockville’s population size and licensing rules mean for hiring a "Furnace Replacement" pro
Rockville’s cold, humid winters and mostly older housing stock increase demand for reliable furnace replacement. Hire a licensed furnace replacement contractor in Rockville, MD who can size equipment correctly, handle permits, and provide emergency response during peak winter needs.
Rockville has a mid‑sized population with many older homes needing full-system replacements. These homes often have legacy ducts and smaller mechanical closets, which complicate installs.
Cold, humid winters increase runtime and stress on heat exchangers and burners. That raises the need for correct sizing and robustness in replacement systems.
Because business licensing, bonding, and insurance are required, homeowners should prioritize contractors with documented licensure. Look for companies that cite license, bonding, and workers' compensation on their estimates.
Evaluated providers commonly list emergency service availability and proper-install tooling. Emergency service availability helps during winter failures, and proper-install tooling reduces rework and callbacks.
Flat-rate pricing appears among some shortlisted firms and simplifies budgeting for Rockville residents. Flat-rate options help homeowners in tight-rowhouse neighborhoods compare bids clearly.
To compare evaluated providers or request a written estimate, request a free quote before scheduling work.
How long does a typical "Furnace Replacement" take in Rockville, MD — and what affects timing?
- 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 Rockville, MD listed here. They send quotes back — no obligation.
- What does furnace replacement service typically run in Rockville, MD?
- Full gas furnace replacement typically runs $3,200–$6,950, and high-efficiency condensing furnace runs $4,800–$10,150 in Rockville, Maryland. See the Furnace Replacement pricing table on this page for the full per-service breakdown.
- Do Rockville furnace replacement contractors need a city business license and bond?
- Yes. Rockville requires a business license and bonding for contractors doing furnace replacement. Homeowners should ask for the business license number and a bond confirmation during vetting. Verify the license matches the company's legal name and request proof of the bond on the estimate. This reduces risk of incomplete work or contractor-related liabilities.
- Is insurance and workers' compensation required for furnace replacement contractors in Rockville?
- Yes. Contractors must carry general liability insurance and workers' compensation. Request a certificate of insurance that names the homeowner as certificate holder for added protection. Confirm coverage limits and effective dates before signing a contract. Lack of valid coverage shifts liability to the homeowner for on-site injuries or damages.
- How does choosing a high-efficiency furnace affect installation time in Rockville?
- High-efficiency furnaces often require additional venting, condensate drains, or electrical changes, which can extend install time. Expect longer site prep and testing compared with like-for-like replacements. Contractors should itemize extra steps and estimate added hours on the quote. This helps homeowners compare bids for high-efficiency furnace replacement in Rockville.
- Will a gas furnace replacement need local permits in Rockville?
- Yes. Gas furnace replacements typically require permits and inspection in Rockville. Permits ensure proper combustion venting and gas-line work follow code. Confirm with the contractor who will pull permits and schedule inspections. Asking for permit references on the written estimate clarifies responsibility and avoids delays during final inspection.
- Can a Rockville contractor offer same-day furnace replacement for emergency failures?
- Some contractors advertise same-day furnace replacement options, but availability varies with season and parts. Call multiple firms early in the day to check for emergency slots. Be prepared to accept a temporary heating solution if a full replacement requires parts or inspections. Ask about emergency service availability before winter peaks.
- How long does replacing both furnace and air conditioner together usually take in Rockville?
- Combining furnace and AC replacement generally takes longer than a single-system job because contractors coordinate indoor and outdoor work, refrigerant handling, and controls. Expect coordinated timelines and possibly multi-day scheduling. Contractors should provide a phased work plan on the estimate to show when electrical, duct, and refrigerant tasks will occur.
- Does commercial furnace replacement in Rockville follow different timing or permit rules than residential jobs?
- Yes. Commercial replacements often require additional permits, inspections, and planned shutdowns, which extend project timelines. Businesses should request a project timeline that includes permit lead time and phased shutdown plans. Contractors may provide weekend or off-hour options to minimize downtime for commercial tenants.
- Do oil furnace replacements take longer than gas models in Rockville?
- Oil furnace replacements can take longer when tanks, oil lines, or disposal of old equipment are involved. Additional site work for tank removal or containment increases time on site. Confirm whether the quote includes oil-tank handling and any environmental disposal steps. This prevents scheduling surprises on install day.