Coldharbour Heating & Air hvac team

HVAC Company in Van Alstyne - 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 Van Alstyne, TX

Most HVAC calls we get from Van Alstyne involve systems that are either brand-new builder-grade units struggling through their first North Texas summer, or aging equipment in the older core near downtown. Our technicians are on the road daily across Grayson County, and Van Alstyne’s rapid growth since 2018 has created a concentrated wave of identical equipment hitting the same failure windows at once. If your AC is blowing warm, your furnace won’t ignite, or you’re ready to replace a system that never kept up, call (817) 402-2972. A live person answers 24 hours a day, and we dispatch from our Dallas-Fort Worth office with crews already working the northern Collin and Grayson County corridor.

Call (817) 402-2972

Why Van Alstyne Homes Are Different

Van Alstyne sits in what locals call Grayson County’s ice belt. Freezing rain and sleet events hit harder here than in Collin County communities just 20-25 miles south. That means heat pump auxiliary heat strips and refrigerant line freeze protection aren’t optional add-ons; they’re design necessities for any system we install or repair.

The housing stock splits sharply. North and east of downtown, master-planned subdivisions built from 2018 onward are packed with slab-on-grade tract homes. D.R. Horton and similar builders installed entry-level Goodman and Carrier units sized to minimum Manual J compliance. Those systems now face real-world July afternoons above 100°F, and we hear the same complaint repeatedly: the second floor never cools properly. Meanwhile, the older core near downtown holds pre-1990 homes with original ductwork, potentially oversized equipment, and in some cases, remaining R-22 systems that cannot be recharged with new refrigerant.

Then there’s the ground itself. Blackland Prairie clay soil heaves seasonally, and in the 2020-2022 build-era subdivisions, we’re finding exterior condenser pads that have tilted enough to stress refrigerant line sets and condenser feet. It’s a recurring call pattern we don’t see as often in older, more settled parts of Grayson County.

Our Main Van Alstyne Services

Van Alstyne homeowners call us most often for cooling emergencies in July and heating failures during ice events. Each job type has its own dedicated page with deeper detail on what we find locally and how we price it.

AC Repair in Van Alstyne

Capacitor failures, TXV issues, and refrigerant leaks are surfacing simultaneously across entire subdivisions here. The builder-grade units installed during the 2018-2022 buildout are entering their first high-failure window, and the undersized equipment means compressors are running longer and hotter than designed. We stock capacitors, contactors, and refrigerant for the nine major brands we service, and most AC Repair in Van Alstyne calls are completed same day. Our technician will hand you a written price before any work begins, and every repair carries our 365-Day Done Right Promise in writing.

AC Repair in Van Alstyne

Furnace Repair in Van Alstyne

When freezing rain coats the Grayson County power lines, Van Alstyne’s heat pumps switch to auxiliary heat strips, and that’s when we see the strain. Igniter failures, limit switch trips, and cracked heat exchangers in older units keep us busy from November through March. The ice belt climate means we always check heat strip amperage and defrost board operation, not just the obvious symptom. For full details on how we diagnose and price heating repairs here, see our Furnace Repair in Van Alstyne page.

Furnace Repair in Van Alstyne

AC Installation in Van Alstyne

Replacing a builder-grade system in Van Alstyne requires proper Manual J load calculation, not just swapping like for like. The original minimum-compliance sizing is why so many homeowners have hot second floors. We measure each home’s actual heat gain, factor in the local 100°F+ design temperatures, and specify equipment with sufficient capacity and airflow. We also inspect the condenser pad for clay-soil tilt and address refrigerant line freeze protection for winter operation. Learn more about our process and pricing on AC Installation in Van Alstyne.

AC Installation in Van Alstyne
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 Van Alstyne

Our technicians carry training and common parts for nine major residential brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. We stock capacitors, contactors, and ignition components locally for our brands, so most repairs don’t wait on a parts run.

Pricing for HVAC Company in Van Alstyne, TX

Service Typical Range in Van Alstyne
AC Repair $150-$650
Furnace Repair $150-$700
AC Installation $3,500-$7,500
Tune-Up $80-$200

What pushes Van Alstyne jobs toward the higher end: refrigerant leaks in systems with tilted condenser pads, heat strip replacement in heat pumps, and any job requiring pad re-leveling due to clay soil heave. Before any work begins, we hand you a written price that does not change at the door. That’s The Kingswell Way, and it’s how we’ve operated since 2003.

Neighborhoods We Serve in Van Alstyne

Our crews work daily across Van Alstyne’s full residential footprint, from the newer master-planned communities to the established streets near downtown. Most calls in the Van Alstyne area see arrival within the firm window we give when you schedule.

  • Stonebridge Estates
  • Van Alstyne Meadows
  • The Grove at Van Alstyne
  • Downtown core and surrounding established streets
  • North Grayson County rural properties near city limits

Service Area – Cities Near Van Alstyne

We dispatch technicians throughout northern Collin and Grayson counties from our Dallas-Fort Worth office. Homeowners in Anna, TX, Melissa, TX, Celina, TX, and Westminster, TX see the same live-answer phones, written upfront pricing, and 365-Day Done Right Promise that Van Alstyne residents receive.

Serving Van Alstyne, TX - Our Local Coverage Area

We’re based in the Van Alstyne 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 Van Alstyne

Ready to get started? Free estimates · 60-minute response in Van Alstyne
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 Van Alstyne 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 Van Alstyne

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 Van Alstyne - 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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