✓ Open 24 hours, 7 days a week✓ Licensed & insured technicians✓ Flat-rate pricing — no overtime fees
24/7 Dispatch(866) 548-3173
Call NowFree quote
Priority Coverage Zone

HVAC Repair in Denver, CO80251

Arctic Air Heating & Cooling dispatches licensed, insured heating and air conditioning technicians toDenver and the 80251 ZIP code 24 hours a day, 7 days a week. Target response time in this service zone: 30-60 minutes.

13Local Techs
30-60 minutesTarget Response
726Jobs Completed
5.0★394 Reviews

Homeowners across Denver call us when the system simply will not keep up. Dry air, wide day-to-night swings and high altitude all change how combustion and refrigerant systems behave. That is why we staff a live dispatch line around the clock instead of routing you to a queue.

Available Now — 24/7

Talk to a live dispatcher in Denver

Serving 80251 and Denver County — no phone trees, no callback waiting.

  • 30-60 minutes target response time in this service zone
  • Written diagnostic report with photos of what we found
  • We repair what can be repaired — no forced replacement upsell
  • Workmanship warranty on every job we complete
(866) 548-3173Tap to call — free quote, no obligation

★★★★★5.0 average · 394 verified reviews

  • Licensed & Insured Technicians
  • Background-Checked Crews
  • Upfront Flat-Rate Pricing
  • Same-Day & Next-Day Service
  • No Overtime Charges
  • All Work Warrantied

The Denver80251 calls we answer most often

If your system is doing any of the following, it is worth a diagnostic before the fault gets more expensive.

No cool air, or air that is barely cooler than the room

Musty or burnt smell the first time the system runs

Breaker trips every time the system starts

Outdoor condenser humming but the fan not turning

One or two rooms that never reach the set temperature

Yellow or orange burner flame instead of steady blue

Describe your problem — (866) 548-3173

Heating and air conditioning service built around Denver

We keep licensed, background-checked technicians on the road in Denver and the surrounding 80251 service area, so a no-cool or no-heat call usually gets a same-visit fix rather than a return trip.

Homes in Denver County tend to be a mix of older builds with original ductwork and newer infill construction, which means airflow problems show up very differently from one street to the next.

Local equipment profile:Colorado homes are most often served by high-efficiency gas furnaces with central air. Dry air, wide day-to-night swings and high altitude all change how combustion and refrigerant systems behave.

Peak cooling demand here runs June through August. Booking a tune-up in early spring means you are not competing with the whole neighbourhood for a tech in July.

Typical Denver service pricing

ServiceTypical Range
Diagnostic / service call$79 – $158
Capacitor replacement$189 – $441
Contactor replacement$200 – $473
Refrigerant leak repair + recharge$336 – $945
Blower motor replacement$473 – $998
Compressor replacement$1,470 – $3,045
Hot surface igniter / flame sensor$168 – $420
Furnace control board$399 – $893
Condensate drain / float switch$137 – $357
Thermostat install (wired or smart)$158 – $473
Duct cleaning (whole home)$399 – $945
Full system replacement (installed)$6,300 – $13,650

Market ranges reported for Denver, CO and the wider Mountain West region. Your flat-rate quote is confirmed on site before any work begins.

Services available in 80251

Residential and light commercial, all major brands, all hours.

Air Conditioning Repair in Denver

Diagnosis and repair for central air conditioners, heat pumps in cooling mode, ductless mini-splits and packaged rooftop units.

Furnace Repair in Denver

Gas, propane, oil and electric furnace troubleshooting and repair.

HVAC Installation & Replacement in Denver

Full system replacement and new construction installs with a Manual J load calculation so the equipment is actually sized for your home.

Heat Pump Repair & Service in Denver

Heat pump diagnosis and repair for both heating and cooling operation, including cold-climate units, defrost board failures, reversing valve problems, auxiliary heat strip faults and refrigerant charge issues.

24/7 Emergency HVAC Repair in Denver

Around-the-clock response for no-heat in freezing weather, total AC failure during a heat wave, gas smells, carbon monoxide alarms, water flooding from the indoor unit and complete system shutdowns.

Air Duct Cleaning & Sealing in Denver

Whole-home duct cleaning and aeroseal-style duct sealing to recover lost airflow, reduce dust and lower the load on your equipment.

HVAC Maintenance & Tune-Up in Denver

Seasonal precision tune-ups that catch failing components before they strand you.

Commercial HVAC Service in Denver

Service for light commercial and commercial properties including rooftop packaged units, VRF and VRV systems, split systems, make-up air units and building automation controls.

What happens when you call

No forms, no waiting for a callback window. One phone call starts the whole process.

  1. Step 1: Call the dispatch lineYou reach a live dispatcher, not a recording. They confirm your address, the symptom you are seeing and how urgent it is.
  2. Step 2: Get matched to the nearest licensed techDispatch routes your job to the closest available licensed technician who already carries the common parts for your equipment.
  3. Step 3: On-site diagnosis with a flat quoteThe tech tests the system, shows you what failed and gives you a written flat-rate price before any work starts.
  4. Step 4: Approved repair, same visit when possibleMost repairs are finished on the first visit. If a part has to be ordered you get a firm return window, not a maybe.

Servicing Denver and Denver County

Our 80251 coverage zone centres on Denver and extends to the surrounding communities listed below. Every technician dispatched into this area is licensed, insured and background-checked, and every job carries a workmanship warranty.

What Denver homeowners say

“Called at 9pm on a Sunday with no heat and a toddler in the house. Tech was here inside an hour, found a failed igniter, had one on the truck.”

— Dana R., verified Denver customer

“They found a cracked heat exchanger that our previous company missed for two years. That alone was worth the call.”

— Sandra B., verified Denver customer

Read more Arctic Air customer reviews →

Denver80251 HVAC questions, answered

What causes water to leak from the indoor unit?

Almost always a blocked condensate drain line, a failed drain pan float switch, or a frozen coil melting faster than the pan can handle. In Denver we see algae and dust clogging drain lines constantly during June through August. It is a fast fix but ignoring it ends in ceiling damage.

Do you service commercial and light commercial properties?

Yes. Around Denver we handle rooftop packaged units, split systems, VRF/VRV installations and building automation faults for offices, retail, restaurants and multi-tenant buildings, including after-hours scheduling so you are not disrupting trade.

Do you handle ductless mini-split systems?

Yes. Ductless installations have grown quickly in Colorado, particularly in older homes without existing ductwork. We service indoor heads, clean filters and drain lines, check line-set insulation and diagnose communication faults between heads and the outdoor unit.

Can you give me a price over the phone?

We can give you realistic ranges — and this page lists the ones homeowners in Denver see most often — but a firm price needs eyes on the equipment. Any company that quotes a final number without seeing the unit is usually quoting low to get through the door.

How much does an HVAC service call cost in 80251?

A diagnostic visit in Denver typically runs $75 to $150, and that fee is usually applied toward the repair if you approve the work. Repair prices are quoted as a flat rate before we start, so the number you approve is the number you pay regardless of how long the job takes.

What does a new system cost in Denver?

A complete residential replacement in the 80251 area generally lands between $6,000 and $13,000 installed, depending on capacity, efficiency rating and how much ductwork has to be modified. We always perform a Manual J load calculation first, because an oversized unit costs more to buy and runs worse than a correctly sized one.

Need HVAC help in Denver 80251?

Whatever the make — Daikin, Lennox, Goodman or anything else — call (866) 548-3173. Our crews in the 80251 area service all major residential and light commercial brands.

(866) 548-3173Answered 24 hours a day, 365 days a year
Call (866) 548-3173