A Coldharbour company - serving Marietta, GA
Cold Harbour Heating and Air Marietta hvac team

HVAC Company in Dallas - Fast Local Response, Upfront Pricing

Same-day heating and cooling service with the price agreed before we start, and no overtime surcharge for evenings or weekends. Licensed, insured, EPA-certified technicians.

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🛡 Licensed & Insured 📝 Written Fixed-Price Quotes 💲 No Change Orders · Free Estimates
Furnace & heatingFurnace & heating
AC repairAC repair
Heat pumpsHeat pumps
Ductless mini splitsDuctless mini splits
CarrierCarrier
TraneTrane
GoodmanGoodman
Every visit starts with

Seasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed

Your new heating and cooling system for as low as$119/month*On approved credit; ask for current terms

Diagnosis first, numbers second - you approve the repair price before a single part goes in.

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HVAC Company in Dallas, GA

Dallas, GA sits in the path of Atlanta’s westward growth, and that shapes almost every heating and cooling job we do here. Most homes were built between 1990 and 2020 with builder-grade equipment that’s now reaching the end of its useful life, often all at once across entire subdivisions. Add in clay-heavy soil that shifts and a humid subtropical climate that runs air conditioners hard from May through September, and you get a market where repair calls spike in summer and replacement conversations happen year-round. If your system is acting up, call us at (762) 240-5599 and we’ll give you a written price before any work begins.

Call (762) 240-5599

Why Dallas Homes Are Different

The housing stock in Dallas tells a clear story. Subdivision after subdivision went up with slab foundations, attic or closet air handlers, and the least expensive HVAC equipment that met code at the time. Original, often undersized ductwork is common, which means airflow problems show up as hot bedrooms in July and cold corners in January. We see it in neighborhoods across the city, and we plan for it when sizing replacements.

The climate here is no small factor either. Summer humidity pushes cooling demand hard, and the same moisture that makes July feel thick also stresses coils and encourages mold growth inside air handlers. Winter cold snaps hit homes built on slabs differently than homes with basements, and poorly insulated outdoor units can freeze up during the rare but real hard-freeze stretches. Then there’s the soil: Dallas sits on clay-heavy ground that moves slightly with moisture changes. The result is condensate drain lines that lose their slope over time, back up, and trigger water-safety shutoffs. That call is a Dallas specialty, and it’s one of the first things our technicians check when an AC quits in July.

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Styles & brands we work with

AC repair
AC repair
Furnace & heating
Furnace & heating
Heat pumps
Heat pumps
Ductless mini splits
Ductless mini splits
Carrier
Carrier
Trane
Trane
Goodman
Goodman

Our Main Dallas Services

The two calls we get most from Dallas homeowners are straightforward: an air conditioner that quit in the heat, or a furnace that won’t fire in the cold. Replacement work is close behind, especially as the original equipment in 1990s and 2000s homes ages out. Each service has its own dedicated page for Dallas, linked below.

AC Repair in Dallas

When a Dallas AC fails, it’s usually on an afternoon when the humidity makes waiting unbearable. The most common culprits here are refrigerant leaks in aging coils, failed capacitors, and condensate backups caused by shifting clay soil under the pad. A technician who knows Dallas homes will check the drain slope early, because a backed-up line shuts the system down just as surely as a dead compressor. Our AC Repair in Dallas page covers what we find most often, what repairs cost at each end of the range, and how the 365-Day Done Right Promise applies on paper.

AC Repair in Dallas

Furnace Repair in Dallas

Dallas winters are mild by northern standards, but a January night in the 20s is cold enough to make a dead furnace an urgent problem. Most furnace failures here involve igniters, flame sensors, or draft-inducer motors that have sat unused through a long cooling season. Homes on slabs also route gas lines and vents differently than basement homes, which changes access and sometimes repair time. Our Furnace Repair in Dallas page breaks down the common repairs in dollar terms, so you’ll know what to expect before the technician arrives.

Furnace Repair in Dallas

AC Installation in Dallas

Replacement demand in Dallas is higher than in most nearby cities because so many homes were built in a tight window with the same tier of equipment. When a 1998 or 2005 system fails, the smart fix is usually a properly sized replacement rather than an expensive patch on a unit that’s already past its design life. The clay soil and attic-installed air handlers mean drainage and access matter as much as the brand name on the condenser. Our AC Installation in Dallas page walks through sizing, pricing, and what a written quote actually includes, from the pad to the thermostat.

AC Installation in Dallas
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What happens when you call

  1. 1
    A real person answersNo phone trees - you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Brands We Service in Dallas

We service nine major residential brands, including Trane, Lennox, and Goodman, which covers most of what Dallas subdivisions were built with. Our technicians carry common repair parts in the truck, so a capacitor or igniter swap can often happen in one visit. For anything deeper, see our brands page to check your system against our supported lineup.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Pricing for HVAC Company in Dallas, GA

These are the ranges Dallas homeowners can expect, parts and labor included. The written quote you receive before work begins will fall inside the applicable range, and that number will not change at the door.

Service Typical range in Dallas
AC repair, minor (capacitor, contactor) $150 – $350
AC repair, major (coil, compressor-related) $350 – $650
Furnace repair, minor (igniter, flame sensor) $150 – $300
Furnace repair, major (blower motor, gas valve) $300 – $700
AC installation, base-efficiency 14 – 16 SEER $3,500 – $4,800
AC installation, high-efficiency 17+ SEER $4,800 – $7,500
Tune-up, furnace or AC $80 – $200

Prices in Dallas creep toward the higher end of these ranges when ductwork needs sealing or repair alongside a replacement, which is common in 1990s and 2000s tract homes with original aluminum or flex runs. Whatever the number on your quote, it’s the same number you’ll see on the invoice: written price before tools come out, every time.

Neighborhoods We Serve in Dallas

We work across Dallas and the roads and subdivisions that radiate out from the square. From the older, established streets near downtown to the newer builds pushing toward the Paulding County line, the work is the same: systems that need to survive hot, wet summers and the occasional hard freeze. Our typical response window across the Dallas area is same-day or next-morning for emergency calls, and we’ll confirm the window before the technician starts the drive.

  • Bentwater
  • Seven Hills
  • High Shoals
  • Macland Township
  • Olde Town Dallas and surrounding city-center streets

Service Area – Cities Near Dallas

Our Dallas crews also cover the surrounding Paulding and Cobb County communities. If you’re in a neighboring city and need heating or cooling help, these pages walk through what to expect where you live: Powder Springs, GA, Mableton, GA, Kennesaw, GA, and Acworth, GA.

Serving Dallas, GA - Our Local Coverage Area

We’re based in the Dallas area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.

FAQs About HVAC Company in Dallas

Ready to get started? Free estimates · 30-60 min response in Dallas
Call (762) 240-5599

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local hvac pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Dallas Customers Say

★★★★★ 5.0 from 3+ reviews

"AC quit on the hottest day of the year of course. Coldharbour had a tech out that evening, found a bad capacitor, and had us cool again within the hour. Charged the quote, not a penny more."

- Doug Feeney

"Furnace was short cycling all winter. They diagnosed a bad sensor instead of condemning the whole unit like I feared. Cheap fix, honest call."

- Russ Tiedemann

"Signed up for a tune up before summer. He found a part starting to fail and showed me the reading, didn't just tell me to trust him. Fixed it then so we wouldn't get stuck in July."

- Sophia Tran

How It Works in Dallas

Getting your hvac handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your hvac needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Dallas - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

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