Coldharbour Heating & Air hvac team

HVAC Company in Ennis - 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.

✓ Licensed & Insured ✓ Written quotes ✓ Permits handled
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We answer around the clock

🛡 Licensed & Insured 📝 Written Fixed-Price Quotes 💲 No Change Orders · Free Estimates
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.

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

Before & after – our own jobs

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

HVAC Company in Ennis, TX

Most Ennis homeowners pay between $150 and $700 for HVAC repairs depending on the system and part, while a full AC installation typically runs $3,500-$7,500. Coldharbour Heating & Air dispatches technicians to Ennis from our Dallas-Fort Worth scheduling office, with crews who know the local soil, housing stock, and weather patterns that determine whether a job is straightforward or complicated. Call us at (817) 402-2972 for a free estimate or to book a service window.

Call (817) 402-2972

What makes Ennis different from the next town over isn’t just the heat. It’s the black gumbo clay swelling beneath outdoor units, the railroad-era homes with retrofit ductwork squeezed through attics too small for modern equipment, and the summer heat indices that push 110°F for weeks straight. We’ve replaced compressors that failed early because a condenser pad tilted three degrees between a wet March and a dry August. That kind of local knowledge changes what we check first.

Why Ennis Homes Are Different

Ennis sits on the Blackland Prairie’s infamous black gumbo clay, and that soil doesn’t stay still. It swells when winter and spring rains hit, then shrinks and cracks during summer droughts. Outdoor condenser pads heave, tilt, or sink year after year. A compressor that sits even slightly off-level pools oil in the wrong places, starves bearings, and often voids the manufacturer warranty on equipment that’s only a few years old. We check pad level on every call because we’ve learned what happens when we don’t.

The housing tells its own story. Downtown and the neighborhoods near the old railroad corridor hold early-to-mid 20th century homes, many built before central air existed. Ductwork got retrofit through tight attics and closets, creating static pressure problems and hot spots that modern equipment struggles to overcome. The 1960s-1980s ranch-style slabs on the south and east sides frequently have undersized original duct systems by current Manual J load calculations. Newer edge subdivisions added builder-grade systems that look fine on paper but often lack the static pressure design for Ellis County’s sustained heat loads.

Then there’s the weather itself. Summer heat indices regularly exceed 105-110°F for weeks, pushing systems to near-continuous runtime and accelerating compressor wear. But Ennis also takes severe ice events, most notably Winter Storm Uri in February 2021, which exposed how many local heat-pump installations had underspecified auxiliary and emergency heat built for milder winters. We size replacement systems for both extremes, not just the average.

Our Main Ennis Services

Ennis homeowners call us most often for cooling repairs in July and heating repairs in January, with system replacements clustering in spring and fall when the weather allows a day without full climate control.

AC Repair in Ennis

AC repair in Ennis means dealing with systems running at their absolute limit through August. We see failed capacitors, refrigerant leaks from vibration-weakened lines, and compressors damaged by overheating or by oil pooling from tilted condenser pads. Our technicians carry capacitors, contactors, and refrigerant on every truck, and we stock common OEM parts for Goodman, Rheem, and York systems frequently found in local subdivisions. Every repair comes with our written 365-Day Done Right Promise. AC Repair in Ennis

AC Repair in Ennis

Furnace Repair in Ennis

Furnace repair in Ennis ranges from simple igniter replacements on gas furnaces to heat-exchanger inspections and control board failures on systems that cycled hard through Uri’s ice and then sat dormant through a mild fall. We check for cracked heat exchangers on every heating call, carbon monoxide test included, and we don’t leave until the homeowner has a written guarantee in hand. Gas valve and ignition parts for major brands stay on our trucks to minimize return trips. Furnace Repair in Ennis

Furnace Repair in Ennis

AC Installation in Ennis

AC installation in Ennis requires proper load calculation, especially for older homes with retrofit ductwork or newer slabs with undersized systems. We measure every room, inspect existing ducts for leakage and capacity, and specify equipment matched to actual heat gain rather than rule-of-thumb replacement. The written price includes the system, pad leveling or replacement, electrical connections, and commissioning with airflow verification. We also handle rebate and financing paperwork before the install date. AC Installation in Ennis

AC Installation in Ennis
Need help today?Fast, friendly service and a no-obligation free estimate.

Call (817) 402-2972

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 Ennis

Our technicians train on nine major residential brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. We stock capacitors, contactors, igniters, and control boards for Goodman, Rheem, and York systems commonly found in Ennis subdivisions, which means most repairs finish same-day without waiting on parts. our brands

Pricing for HVAC Company in Ennis, TX

Service Typical range in Ennis
AC Repair (general range) $150-$650
Furnace Repair (general range) $150-$700
AC Installation (full system) $3,500-$7,500
Tune-Up / Maintenance $80-$200

What pushes Ennis jobs toward the higher end: black gumbo clay requiring condenser pad releveling or replacement, retrofit ductwork modifications in older homes, and emergency calls during peak heat when parts availability tightens. What keeps costs predictable: our written upfront price, delivered before any work begins, with no change at the door. That’s The Kingswell Way, and we apply it to every Ennis job.

Neighborhoods We Serve in Ennis

We run calls across Ennis proper and the surrounding Ellis County addresses that share the same soil, climate, and housing patterns. Most Ennis neighborhoods see arrival windows within the same day for non-emergency repairs, with emergency calls prioritized for no-heat and no-cooling situations in extreme weather.

  • Downtown Ennis / Historic District
  • Country Club Estates area
  • Lake Clark area
  • East Ennis ranch-style subdivisions
  • Newer development near Highway 287 corridor

Service Area – Cities Near Ennis

Our crews regularly cross into neighboring Ellis County communities from the Ennis dispatch zone. We handle calls in Waxahachie, TX to the northwest, Red Oak, TX to the north, Wilmer, TX to the northeast, and Lancaster, NY for our extended service network. Each shares similar Blackland Prairie soil conditions and housing stock with Ennis, so our technicians arrive already familiar with the local failure patterns.

Serving Ennis, TX - Our Local Coverage Area

We’re based in the Ennis 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 Ennis

Ready to get started? Free estimates · 60-minute response in Ennis
Call (817) 402-2972

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 Ennis Customers Say

★★★★★ 4.8 from 6+ reviews

"Thermostat and a weak blower. Fixed both in one visit, explained the guarantee, and didn't leave a mess. I've already recommended them to my neighbor."

- Natalie Esposito

"Honest to a fault. Two companies told me I needed a whole new unit. Coldharbour said mine had years left and just needed a cleaning and a part. Saved me thousands."

- Marcus Reilly

"Furnace wouldn't light the first cold morning. The guy walked me through what he was checking so I actually understood it. Replaced the igniter, wrote up the warranty, and it's been warm since."

- Alicia Romero

How It Works in Ennis

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 Ennis - 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.

Current Offers

Bring these savings to your next appointment.

10%

10% Off Your First Service Visit

Valid on your first completed service visit with us.

Expires Mar 31, 2027
Always

Written Price Before Any Work Starts

Expires Mar 31, 2027
Included

Written Guarantee on Every Repair

Expires Mar 31, 2027
Free

Free Second Visit if the Repair Fails

Expires Mar 31, 2027

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Areas We Serve
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