Furnace Pros Colorado logo Furnace Pros Colorado
Get Estimate

Furnace Repair in Denver Done Right the First Time

When your furnace quits on a cold Denver night, you need a crew that answers the phone and shows up. Furnace Repair in Denver from Furnace Pros Colorado covers everything from a dirty flame sensor to a cracked heat exchanger, with same-day emergency service and upfront pricing. We work on every major brand and carry the parts to fix most problems on the first visit.

Call Now Book Online
Emergency response Google rating Repairs completed
Licensed Licensed & Bonded
Fully Insured Insured & Bonded
24/7 Emergency Same-Day Response
Warranty Backed Workmanship Guaranteed in Denver
Denver

Denver's Go-To Furnace Repair Team


Furnace Repair in Denver is a category of heating service that diagnoses and fixes gas and electric furnaces when they stop heating, short cycle, or fail to ignite. Denver winters drop into the single digits, and a furnace that quits at 2 a.m. in Capitol Hill or Washington Park is not a wait-until-Monday problem. Our technicians live and work along the Front Range, so we know how Denver's older brick bungalows in Berkeley handle airflow differently than new builds out near Stapleton. We stock the flame sensors, igniters, capacitors, and control boards that fail most often on Denver systems, which means most repairs are finished in one trip. Whether you need a gas furnace repair, a high-efficiency furnace repair, or a full furnace replacement, we handle the whole job, pull the permits, and test the system before we leave. We answer the phone 24/7, give you a straight price before we start, and stand behind every repair with a written warranty.

  • Locally licensed and insured in Denver
  • Same-day diagnostics and written estimates
  • Real workmanship warranty in writing
  • Background-checked, in-house technicians

Furnace Services We Offer in Denver

Denver homeowners call us for everything from a furnace blowing cold air in January to a full system replacement before the first hard freeze. We run service trucks across the metro daily, so when you need furnace repair near Denver's downtown core or out in the suburbs, we can usually get to you the same day. Here is what we handle.

Furnace Repair

Furnace Repair

Our core service. We diagnose no-heat calls, short cycling, banging noises, and breaker trips across Denver, from LoDo high-rises to bungalows in Platt Park. Most repairs are done in a single visit because we carry the flame sensors, igniters, capacitors, and blower motors that fail most often on Denver systems.

View Details
Furnace Installation

Furnace Installation

New furnace installs in Denver require a permit and a code-correct flue and gas connection. We size the unit to your home's actual heat load, not a guess, and handle the permit, install, and inspection. We install Lennox, Carrier, Trane, and Goodman systems, and we set up your thermostat before we leave.

View Details
Furnace Replacement

Furnace Replacement

When a Denver furnace is past saving, we replace it fast. We haul off the old unit, install the new one, and test the whole system the same day. For homeowners in older Denver neighborhoods with tight mechanical closets, we measure carefully and pick a unit that fits without cutting into living space.

View Details
Furnace Tune-Up

Furnace Tune-Up

A fall tune-up in Denver catches problems before the first cold snap. We clean the flame sensor, check the igniter, test the gas valve, measure static pressure with a manometer, and inspect the heat exchanger. Most tune-ups take about an hour and can add years to your furnace's life.

View Details
Furnace Maintenance

Furnace Maintenance

Ongoing maintenance keeps Denver furnaces running through the long heating season. We replace air filters, check the blower motor, test the capacitor, and verify combustion with a combustion analyzer. We schedule maintenance visits around your calendar, and we remind you when the next one is due.

View Details
Emergency Furnace Repair

Emergency Furnace Repair

No heat at 2 a.m. in Denver is an emergency. We run 24/7 emergency service across the metro and aim to be at your door within 60 to 90 minutes for most Denver addresses. Our techs carry the parts to fix common failures on the spot, so you are not waiting until morning for a second visit.

View Details
Gas Furnace Repair

Gas Furnace Repair

Gas furnace problems in Denver often trace back to a dirty flame sensor, a failed igniter, or a gas valve that will not open. We test each component with a multimeter and clamp meter, confirm the fix, and check for gas leaks before we leave. Safety checks are part of every gas furnace repair.

View Details
Electric Furnace Repair

Electric Furnace Repair

Electric furnaces in Denver fail differently than gas units. We test heating elements, sequencers, and the control board, and we check the breaker and wiring for the fault. If your electric furnace is tripping the breaker or blowing cold air, we can usually pinpoint the issue in one visit.

View Details
High-Efficiency Furnace Repair

High-Efficiency Furnace Repair

High-efficiency condensing furnaces are common in newer Denver builds and can be fussy about drainage and airflow. We service the condensate system, check the secondary heat exchanger, and verify combustion with a combustion analyzer. These systems need a tech who knows them, and ours do.

View Details
Furnace Cleaning

Furnace Cleaning

Dust, pet hair, and Denver's dry air leave furnaces dirty by mid-winter. We clean the burners, blower compartment, and flame sensor, vacuum the heat exchanger, and replace the air filter. A clean furnace runs cooler, uses less gas, and lasts longer.

View Details
Furnace Repair in Denver
Service · #1

Furnace Repair in Denver


When your furnace quits in Denver, you need fast, reliable furnace repair in Denver from technicians who understand the city's unique climate and housing stock. From Capitol Hill bungalows to Highlands lofts, we diagnose and fix all major brands. Our trucks carry common parts for quick turnarounds, and we prioritize safety and efficiency. Whether it's a minor glitch or a major breakdown, we restore warmth to your Denver home.

Common Denver Furnace Issues

Denver's dry air and temperature swings stress furnaces, causing cracked heat exchangers, faulty igniters, and blower motor failures. Older homes in Washington Park often have undersized ductwork that restricts airflow. We test static pressure and inspect components to pinpoint the exact cause, then explain your options clearly. Our furnace repair denver service addresses these local challenges head-on.

Fast Response Across Denver

We dispatch from multiple Denver locations to reach you quickly, whether you're in Cherry Creek or Park Hill. Our vans are stocked with universal and brand-specific parts, so most repairs are completed in one visit. We respect your home, wearing shoe covers and cleaning up. When you need furnace repair in Denver, we're just a call away.

Safety and Efficiency Checks

Every repair includes a carbon monoxide test and a combustion analysis to ensure your system operates safely. Denver's altitude affects combustion, so we adjust accordingly. We also check for gas leaks and electrical hazards. After fixing your furnace, we verify airflow and temperature rise to confirm peak performance. Your family's safety is our top priority.

  • Same-day furnace repair for Denver metro homes
  • Diagnostic testing for heat exchangers and igniters
  • Carbon monoxide safety inspection with every repair
  • Stocked trucks for one-visit fixes on major brands

Furnace Installation in Denver


Upgrading your heating system? Our furnace installation in Denver is tailored to the city's high altitude and cold snaps. We help you choose the right size and efficiency for your home, whether it's a Victorian in Five Points or a modern build in Stapleton. Proper installation ensures comfort, lower bills, and a long lifespan. Trust our certified team for a seamless experience.

  1. 01

    Choosing the Right Furnace

    Denver's altitude reduces furnace efficiency, so we calculate load requirements using Manual J to recommend a system that performs. We consider your home's insulation, window quality, and duct design. For older homes, we often suggest a high-efficiency model with a sealed combustion chamber. Our furnace installation denver experts guide you through options without pressure.

  2. 02

    Professional Installation Process

    We start by protecting your floors and work areas. Then we remove the old unit, inspect the ductwork, and make any necessary modifications. New gas lines, flue connections, and electrical work are done to code. We test the system thoroughly, balancing airflow and setting the thermostat. You'll receive a walkthrough and maintenance tips before we leave.

  3. 03

    Permits and Inspections

    Denver requires permits for furnace replacements, and we handle the paperwork and schedule inspections. Our team stays current with local codes, including clearances and venting requirements. We ensure your installation passes inspection the first time, avoiding delays. This diligence protects your warranty and your home's value.

  • Manual J load calculation for accurate sizing
  • Permit handling and code-compliant installation
  • Haul away old furnace and recycle responsibly
  • Post-installation airflow balancing and thermostat setup
Furnace Installation in Denver

02 / 10

Service

5+ YEARS · DENVER

Furnace Replacement in Denver

If your furnace is aging, inefficient, or constantly breaking down, furnace replacement in Denver can restore comfort and cut energy costs. We specialize in replacing old systems in Denver's historic homes and modern apartments. Our team guides you through selection, installation, and disposal. With years of local experience, we ensure a smooth transition to a reliable, efficient heating system.

Signs You Need Replacement

Frequent repairs, rising utility bills, and uneven heating are red flags. In Denver's older neighborhoods like Baker, furnaces often exceed 15 years and lack modern safety features. If your system uses R-22 refrigerant or has a cracked heat exchanger, replacement is safer and more cost-effective. We assess your situation honestly and recommend the best path forward.

Choosing a Replacement System

We offer a range of furnaces, from standard 80% AFUE to high-efficiency 96%+ models. Denver's cold winters make efficiency ratings important, but so does proper sizing. We consider your budget, rebates, and long-term savings. Our furnace replacement denver service includes a detailed proposal with options, so you can make an informed decision.

Seamless Removal and Install

On installation day, we arrive on time and work efficiently. We disconnect the old unit, remove it, and prepare the space for the new furnace. All connections are made to code, and we test the system under load. We also clean up thoroughly. You'll enjoy a warm, quiet home the same day.

  • Free in-home assessment and replacement quote
  • Haul away and recycle your old furnace
  • Install new furnace with warranty registration
  • Verify combustion and airflow for optimal performance
Furnace Tune-Up in Denver

Furnace Tune-Up in Denver


A furnace tune-up in Denver prepares your system for the harsh winter ahead. Our comprehensive service improves efficiency, extends equipment life, and prevents unexpected breakdowns. We serve homes across Denver, from LoDo to Littleton, and understand the local climate's impact on heating systems. Schedule your tune-up today and enjoy peace of mind all season long.

Clean burners and inspect heat exchanger

Promise

“We inspect and clean the burners, check gas pressure, and test the igniter. The blower motor is lubricated, and the filter is replaced or cleaned. We also examine the heat exchanger for cracks and test safety controls…”

— Denver customer
What a Tune-Up Includes +

We inspect and clean the burners, check gas pressure, and test the igniter. The blower motor is lubricated, and the filter is replaced or cleaned. We also examine the heat exchanger for cracks and test safety controls. This thorough furnace tune-up denver service catches small issues before they become costly repairs.

Benefits of Annual Tuning +

Regular tune-ups can lower your energy bills by up to 15% and reduce the risk of mid-winter failures. In Denver's dry climate, dust and debris accumulate faster, so annual service is key. It also keeps your manufacturer warranty valid. Many homeowners find that a tune-up pays for itself in efficiency gains and avoided repairs.

When to Schedule Service +

The best time for a furnace tune-up in Denver is early fall, before the first cold snap. We recommend scheduling in September or October to avoid the rush. If you missed that window, don't worry-we service furnaces all winter. Regular maintenance ensures your system runs smoothly when you need it most.

  • Clean burners and inspect heat exchanger
  • Test safety controls and carbon monoxide levels
  • Replace or clean air filter as needed
  • Provide detailed report with recommendations
Furnace Maintenance in Denver
Service · #5

Furnace Maintenance in Denver


Keep your furnace running reliably with professional furnace maintenance in Denver. Our maintenance plans include seasonal inspections, cleaning, and adjustments to ensure peak performance. We understand Denver's unique climate and the toll it takes on heating systems. Whether you own a home in Berkeley or a rental in Aurora, our maintenance services protect your investment and keep tenants comfortable.

Custom Maintenance Plans

We offer annual and bi-annual maintenance plans tailored to your furnace's age and usage. Plans include priority scheduling, discounts on repairs, and thorough inspections. For Denver's older homes, we often recommend bi-annual service due to dust and altitude factors. Our furnace maintenance denver plans give you peace of mind and extend equipment life.

Seasonal Inspections

Before winter, we inspect your furnace to ensure it's ready for heavy use. We check electrical connections, gas lines, and venting. In spring, we clean and prepare the system for the off-season. These seasonal visits catch wear and tear early, preventing breakdowns when you need heat the most.

Extending Furnace Lifespan

Regular maintenance can add years to your furnace's life. We replace worn components, lubricate moving parts, and calibrate the thermostat. For Denver homes with hard water, we also check humidifier components. By keeping your system in top shape, you delay the need for a costly replacement.

  • Priority scheduling for maintenance plan members
  • Discounts on parts and repairs for plan holders
  • Comprehensive inspection checklist for each visit
  • Reminders for seasonal maintenance appointments

Emergency Furnace Repair in Denver


When your furnace fails in the middle of a Denver cold snap, you need emergency furnace repair in Denver fast. Our 24/7 emergency service dispatches technicians to homes across the metro, from Highlands Ranch to Thornton. We prioritize safety and comfort, restoring heat quickly. Don't suffer in the cold-call us anytime for immediate assistance.

  1. 01

    24/7 Availability

    Our emergency line is always open, including nights, weekends, and holidays. We understand that furnace failures don't wait for business hours. When you call, a live dispatcher gathers details and sends the nearest technician. We aim to arrive within 90 minutes for true emergencies. Your warmth is our priority.

  2. 02

    Common Emergency Repairs

    Frequent emergency calls include no heat, strange noises, and gas odors. In Denver's older homes, we often find pilot light issues and clogged burners. We carry universal parts to handle most repairs on the spot. If a part is unavailable, we provide temporary heat solutions until we can complete the fix.

  3. 03

    Safety First Approach

    If you smell gas, leave the house and call 911 before contacting us. For other issues, we inspect for carbon monoxide and electrical hazards. Our technicians are trained to handle emergencies safely. We never cut corners, ensuring your family's safety along with restored heat.

  • 24/7 emergency hotline with live dispatcher
  • Rapid response across Denver metro area
  • Temporary heating solutions if parts are unavailable
  • Safety inspection including carbon monoxide test
Emergency Furnace Repair in Denver

06 / 10

Service

5+ YEARS · DENVER

Gas Furnace Repair in Denver

Gas furnaces are common in Denver, but they require expert repair when issues arise. Our gas furnace repair in Denver focuses on safety, efficiency, and reliability. We diagnose and fix problems like faulty thermocouples, gas valve failures, and ignition issues. Serving neighborhoods from Capitol Hill to Green Valley Ranch, we keep your home warm and safe.

Diagnosing Gas Furnace Issues

We start with a thorough inspection of the gas line, burners, and heat exchanger. Using combustion analyzers, we check for proper air-fuel mixture, which is critical at Denver's altitude. Common problems include dirty pilot assemblies and clogged nozzles. Our gas furnace repair denver service pinpoints the root cause quickly.

Safety Checks and Repairs

Gas furnaces can produce carbon monoxide if not properly maintained. We test for CO leaks and inspect the flue for blockages. If we find a cracked heat exchanger, we'll discuss replacement options. Our repairs follow strict safety codes, and we always double-check our work. Your safety is non-negotiable.

Efficiency Restoration

After repairing your gas furnace, we clean burners and adjust the gas pressure to optimize efficiency. In Denver's dry climate, dust can accumulate, reducing performance. We also check the blower motor and airflow. You'll notice improved heating and lower bills after our service.

  • Combustion analysis and gas pressure adjustment
  • Carbon monoxide testing and flue inspection
  • Repair or replace thermocouples and igniters
  • Clean burners and verify proper airflow
Electric Furnace Repair in Denver

Electric Furnace Repair in Denver


Electric furnaces are efficient and clean, but they can still malfunction. Our electric furnace repair in Denver addresses issues like tripped breakers, faulty heating elements, and thermostat problems. We serve homes throughout Denver, including condos in downtown and houses in Montbello. Trust our licensed electricians to restore your heat safely and quickly.

Test and replace faulty heating elements

Promise

“We begin by checking the circuit breakers and fuses, as these are common failure points. Then we test the heating elements and sequencer for continuity. In Denver's older homes, wiring may be outdated, causing voltage…”

— Denver customer
Troubleshooting Electrical Faults +

We begin by checking the circuit breakers and fuses, as these are common failure points. Then we test the heating elements and sequencer for continuity. In Denver's older homes, wiring may be outdated, causing voltage drops. Our electric furnace repair denver experts diagnose and fix these issues efficiently.

Heating Element Replacement +

If one or more heating elements burn out, your furnace won't produce enough heat. We stock replacement elements for major brands and can often replace them the same day. We also inspect the blower motor and capacitor. After replacement, we test the system to ensure even heating throughout your home.

Thermostat and Control Repairs +

Sometimes the issue is a faulty thermostat or control board. We test low-voltage connections and calibrate the thermostat. For smart thermostats, we ensure compatibility with your electric furnace. If a control board is defective, we source a replacement and program it correctly. Your comfort is restored.

  • Test and replace faulty heating elements
  • Repair or replace thermostats and control boards
  • Inspect electrical connections and voltage
  • Verify airflow and temperature rise after repair
High-Efficiency Furnace Repair in Denver
Service · #9

High-Efficiency Furnace Repair in Denver


High-efficiency furnaces save energy, but they need specialized care. Our high-efficiency furnace repair in Denver is performed by technicians trained on condensing technology. We understand the unique demands of these systems in Denver's altitude, including condensate management and PVC venting. Whether your unit is in a Denver high-rise or a suburban home, we restore its performance.

Condensate System Repairs

High-efficiency furnaces produce condensate, which can freeze in Denver's cold winters. We inspect drain lines, traps, and pumps for blockages or cracks. If your furnace shuts down due to a clogged drain, we clear it and prevent future issues. Proper condensate management is key to reliable operation.

PVC Venting Issues

These furnaces use PVC pipes for intake and exhaust. In Denver, snow can block vents, causing safety shutdowns. We check for proper slope, support, and termination clearances. If we find problems, we re-pipe the venting to code. This ensures safe, efficient operation year-round.

Advanced Diagnostics

We use manufacturer-specific diagnostic tools to read error codes and sensor data. This allows us to pinpoint issues like a failing inducer motor or a dirty flame sensor. Our high-efficiency furnace repair denver service includes a thorough combustion analysis to verify peak efficiency after repairs.

  • Clear condensate drains and replace pumps
  • Inspect and repair PVC venting systems
  • Diagnose error codes with advanced tools
  • Perform combustion analysis after repair

Furnace Cleaning in Denver


Dust, debris, and allergens accumulate in your furnace, reducing efficiency and air quality. Our furnace cleaning in Denver removes buildup from burners, blowers, and heat exchangers. We serve homes across Denver, from Globeville to University Hills, improving indoor air and system performance. Schedule a cleaning to breathe easier and save on energy bills.

  1. 01

    Deep Cleaning Process

    We begin by shutting off power and gas, then remove the burners and clean them individually. The blower motor is brushed and vacuumed, and the heat exchanger is inspected for cracks. We use HEPA vacuums to contain dust. This thorough furnace cleaning denver service leaves your system spotless.

  2. 02

    Improving Indoor Air Quality

    A dirty furnace circulates dust and allergens throughout your home. In Denver's dry climate, static electricity attracts more particles. After cleaning, we can also install high-quality filters or air purifiers. You'll notice less dust and fewer allergy symptoms. Cleaner air is healthier for everyone.

  3. 03

    Efficiency and Longevity

    A clean furnace runs more efficiently, using less gas or electricity to heat your home. It also experiences less wear on components like the blower motor. Regular cleaning can extend the life of your furnace by years. For Denver homeowners, it's a small investment with big returns.

  • Clean burners, blower, and heat exchanger
  • Replace or upgrade air filter
  • Inspect for cracks and carbon monoxide
  • Provide before-and-after performance report
Furnace Cleaning in Denver

10 / 10

Service

Residential Furnace Repair

Residential Furnace Repair in Denver

Most of our Denver work is residential. We fix furnaces in bungalows, Victorians, mid-century ranches, and new builds. Every home is different, and we treat it that way. If you have kids, pets, or an elderly family member in the house, a cold night is not just uncomfortable, it is a health risk. We prioritize those calls. We also know that Denver homeowners want straight answers, not a sales pitch. If your furnace can be fixed, we fix it. If it is time to replace, we tell you why and give you options.

  • Same-day furnace repair — We run same-day service across Denver for no-heat calls. Most repairs are done in one visit because we carry the parts that fail most often on Denver systems. If you call before noon, we can usually get to you the same day.
  • Furnace tune-ups and maintenance — A yearly tune-up keeps your Denver furnace running through the winter. We clean the flame sensor, check the igniter, test the gas valve, and inspect the heat exchanger. Tune-ups run $99 to $179 and take about an hour.
  • Furnace replacement — When your furnace is past saving, we replace it fast. We size the new unit with a proper load calculation, pull the permit, and install it in a day. We haul away the old furnace and test the new one before we leave.
  • High-efficiency furnace service — High-efficiency furnaces are common in newer Denver homes. They need a tech who understands condensate drainage and combustion. We test with a combustion analyzer and check the secondary heat exchanger on every service call.
Commercial Furnace Repair

Commercial Furnace Repair in Denver

Denver businesses cannot afford a cold building. We serve commercial clients across the metro, from small retail shops on South Broadway to office buildings in the Denver Tech Center. Commercial furnace repair is different from residential work. You have rooftop units, boiler systems, and larger ductwork, and you need a contractor who can work around your business hours. We schedule commercial calls early in the morning or after close so we do not disrupt your customers. We also carry the parts and tools to handle larger systems, and we can set up a maintenance schedule that keeps your heating running all winter.

Retail storesRestaurantsOffice buildingsProperty managementWarehouses

Common Furnace Problems in Denver

Denver's climate and housing stock create a specific set of furnace problems. Here are the ones we see most often, and what causes them.

Dirty flame sensor causing no-heat calls

Denver's dry air and dust mean flame sensors get coated with carbon faster than in humid climates. A dirty sensor cannot detect the flame, so the furnace shuts off after a few seconds.

Cracked heat exchanger in older furnaces

Many Denver homes have furnaces that are 15 to 25 years old. Over time, the heat exchanger metal fatigues from repeated heating and cooling cycles. Denver's temperature swings speed up that process.

Short cycling from oversized furnaces

Some Denver homes have furnaces that were sized by square footage instead of a proper load calculation. An oversized furnace heats the house too fast, hits the limit switch, and shuts down. It cycles constantly and wears out fast.

Condensate drain freezing in high-efficiency furnaces

High-efficiency furnaces produce water as a byproduct of combustion. In Denver, that drain line can freeze if it runs through an unheated space like a crawlspace or garage. When it freezes, the furnace locks out.

Signs You Need Furnace Repair in Denver

Denver furnaces rarely fail without warning. Most give you a sign first, and catching it early can save you a cold night and a bigger repair bill. If you notice any of these, call us before the problem gets worse.

  • Furnace is blowing cold air

    If the blower is running but the air is cold, the burners are not igniting. Common causes are a dirty flame sensor, a failed igniter, or a gas valve issue. This is urgent in winter because the furnace is running but not heating.

  • Furnace is short cycling

    Short cycling means the furnace turns on and off every few minutes. It can be a thermostat problem, an oversized furnace, or a failing flame sensor. It wears out parts fast and raises your gas bill. Get it checked before it fails completely.

  • Banging or booming noise on startup

    A loud boom when the furnace fires is often delayed ignition, which means gas is building up before it lights. That is a safety issue. Turn the furnace off and call us. It can also be a sign of a dirty burner or a failing gas valve.

  • Furnace is leaking water

    High-efficiency furnaces produce condensate, and a clogged drain line can cause water to pool around the unit. On a standard furnace, a leak can mean a blocked flue or a failing humidifier. Either way, it needs attention before it damages the floor or the furnace.

  • Furnace is tripping the breaker

    If your furnace keeps tripping the breaker, there is an electrical fault, a shorted motor, or a bad capacitor. Do not keep resetting the breaker. Call us and we will test the circuit with a clamp meter and find the fault.

Furnace Repair Costs in Denver

Typical 2026 pricing for furnace repair in Denver runs $180 to $450 for common fixes like a flame sensor, igniter, or capacitor replacement. Diagnostic visits are $89 to $129, and we waive that fee if you approve the repair. Emergency calls after hours run $50 to $100 more. A full furnace replacement in Denver usually costs $3,800 to $7,500 installed, depending on the size of your home and the efficiency of the new unit. High-efficiency condensing furnaces cost more upfront but can cut gas use by 15 to 25 percent. We give you a written price before we start, and we do not add charges after the fact. If you want a tune-up instead of a repair, those run $99 to $179 depending on the system.

Basic Service

$89 starting · per visit

  • Diagnostic visit
  • Written estimate
  • Same-day scheduling
  • 30-day warranty
Book This Plan

Premium Care

$499 annual plan

  • Two scheduled inspections
  • Priority emergency response
  • Discounted parts and labor
  • 5-year workmanship warranty
Book This Plan
  • Part availability and brand — Common parts for Lennox, Carrier, Trane, and Goodman furnaces are usually on our trucks, so the repair is cheaper and faster. Rare or discontinued parts may need to be ordered, which adds a day or two and sometimes a higher part cost.
  • Time of day and urgency — A standard weekday repair is the least expensive. Nights, weekends, and holidays add $50 to $100 to the bill. If your furnace is down and the house is cold, the emergency premium is usually worth it, but we tell you the price before we roll.
  • System age and condition — A 15-year-old furnace with a cracked heat exchanger is not worth a $600 repair. We will tell you when replacement makes more sense. A newer furnace with a single failed part is almost always worth fixing.

Navigating Denver for Faster Service

Denver is a big city with a lot of traffic, and knowing the shortcuts matters when your furnace is down. We use major landmarks to route our trucks and to confirm addresses when GPS is not enough. If you are near Union Station or the Denver Botanic Gardens, tell us, and we will know exactly where to go.

Union Station

Union Station is a central orientation point for downtown Denver. If your address is near the station, we know to plan for parking and pedestrian traffic, and we route accordingly.

Denver Botanic Gardens

The Botanic Gardens sit in Cheesman Park, a central Denver neighborhood. We use it as a reference point for calls in Capitol Hill, Congress Park, and Cheesman Park.

Coors Field

Coors Field is in the Ballpark neighborhood, just northeast of downtown. It helps us orient calls in Five Points, RiNo, and the Ballpark district.

Denver International Airport

DIA is northeast of the city. We use it as a reference for calls in Green Valley Ranch, Montbello, and the Gateway area, which are all on our northeast route.

Coverage across Denver & Denver County

802648026680230802318023680237802358023880239801238024980247802468029080293802948021880210802128021680221802208022380222

Plus surrounding Denver County neighborhoods, with same-day routing on most appointments.

Denver Furnace Repair by Season

Denver's seasons put different demands on your furnace. Here is what to expect and what to do each season.

Spring

Spring in Denver is unpredictable. You might run the furnace at night and the AC in the afternoon. That back-and-forth stresses the furnace and can cause short cycling. It is also a good time to catch problems before summer.

Tip: Schedule a spring tune-up if you skipped fall maintenance. We clean the flame sensor, check the igniter, and test the system so it is ready for next winter.

Summer

Your furnace sits idle in summer, which is actually a good time for maintenance. Dust settles on the burners, and small problems go unnoticed. Summer is also the best time to schedule a replacement because demand is low.

Tip: Book a furnace cleaning and inspection in summer. If your furnace is old, get a replacement quote now so you are not making a rushed decision in January.

Fall

Fall is when Denver furnaces get their first real workout. The first cold snap in October or November sends a wave of no-heat calls. Most of those calls are preventable with a fall tune-up.

Tip: Schedule your fall tune-up in September or early October. We clean the flame sensor, check the heat exchanger, and test the gas valve so your furnace is ready for the first freeze.

Winter

Winter is our busy season. Denver temperatures drop into the single digits, and furnaces run constantly. Igniters, flame sensors, and blower motors fail most often in winter. Emergency calls spike during cold snaps.

Tip: Change your air filter every month in winter. If your furnace is making noise or short cycling, call us before it fails completely. A small repair now beats an emergency call at 2 a.m.

Furnace Repair in Denver: FAQs

Real answers from our team for the questions we hear most often before a job starts.

How much does furnace repair cost in Denver?
Most furnace repairs in Denver run $180 to $450, including the part. Diagnostic visits are $89 to $129, and we waive that fee if you approve the repair. Emergency calls after hours add $50 to $100. We give you a written price before we start, so there are no surprises.
How fast can you get to my Denver home for emergency furnace repair?
For most Denver addresses, we aim to be at your door within 60 to 90 minutes of your call. We run 24/7 emergency service, and we have trucks positioned around the metro. If you are outside the immediate area, we will give you a realistic arrival window when you call.
Why is my furnace blowing cold air in Denver?
If the blower is running but the air is cold, the burners are not igniting. The most common causes are a dirty flame sensor, a failed igniter, or a gas valve problem. Denver's dry air makes flame sensors dirty faster. We can diagnose and fix it in one visit.
How long does a furnace replacement take in Denver?
A standard furnace replacement in Denver takes four to six hours. If we need to modify ductwork or the flue, it can take a full day. We pull the permit, install the new unit, test the system, and haul away the old furnace. Most jobs are done in one day.
Do you offer furnace tune-ups in Denver?
Yes. A furnace tune-up in Denver runs $99 to $179 and takes about an hour. We clean the flame sensor, check the igniter, test the gas valve, measure static pressure, and inspect the heat exchanger. Fall is the best time to schedule, but we do tune-ups year-round.

Get Furnace Repair in Denver Today

If your furnace is down, do not wait. We answer the phone 24/7 and we can usually be at your Denver home or business within 60 to 90 minutes. We give you a written price before we start, we carry the parts to fix most problems on the first visit, and we warranty our work. Call Furnace Pros Colorado now and get your heat back.

Call Now Send a Message

Get In Touch With Us

Call (833) 588-3896 any time, day or night. A live dispatcher answers, asks what your furnace is doing, and gives you a real arrival window. For non-emergency tune-ups and installs, email us and we'll get back to you the same business day.

Furnace Pros Colorado


  • Address

    Colorado

  • Hours

    Mon–Fri: 7AM – 7PM
    Sat: 8AM – 4PM
    Sun: Emergency Only
    24/7 Emergency Available

Call (833) 588-3896 Get Quote
Call Quote