Seasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
HVAC Company in Montgomery, TX
HVAC work in Montgomery, TX runs $150-$650 for most repairs and $3,500-$7,500 for full system replacements, with lake-area humidity and oversized multi-zone systems creating challenges you won’t find in standard suburban installs. We’re Coldharbour Heating & Air, and our technicians make the drive from our Dallas-Fort Worth dispatch office to serve Montgomery homeowners with the Kingswell Guarantee written out on every job: a firm price before we start, a clean job site, and our 365-Day Done Right Promise that brings us back free if a repair fails. Call (817) 402-2972 any time; a live person answers, day or night.
Why Montgomery Homes Are Different
Montgomery sits on the northwest shore of Lake Conroe, and that water changes everything about how an HVAC system lives and dies here. The lake’s surface evaporation layers additional latent moisture on top of the already-punishing Houston-area humidity, so your air conditioner works harder at dehumidification than units in inland suburbs just 20-30 miles east. Proper latent-load sizing and coil maintenance aren’t extras here; they’re the defining competency.
The housing stock amplifies the problem. Large custom and semi-custom homes in Bentwater, Walden, and April Sound were built from the 1970s through today’s construction boom with high ceilings, expansive lake-facing glass, and multi-zone systems that are frequently oversized. That oversizing causes chronic short-cycling and poor moisture removal, so the house feels clammy even when the thermostat reads 72. In the historic town core, older wood-frame structures carry undersized ductwork from original installations that can’t move enough air for modern equipment.
Then there’s the corrosion. Condenser coils on lake-facing lots in Bentwater and similar communities degrade noticeably faster than inland installs, with fin damage inside 3-5 years on uncoated coils. Our techs routinely recommend hydrophilic coil coatings as baseline protection, not an upsell, on any outdoor unit within a half-mile of the shoreline. The Lake Conroe microclimate also keeps overnight dew points elevated well above inland Houston suburbs, meaning outdoor condensing units never fully dry between cycles. Combined with eight-plus months of effective cooling season, this accelerates refrigerant line insulation degradation and biological growth inside air handlers faster than most Texas markets.
Our Main Montgomery Services
Most calls we get from Montgomery fall into three categories: cooling repair during the long humid season, heating repair through our brief but real cold snaps, and full system replacement when oversized or corroded equipment finally gives out.
AC Repair in Montgomery
AC repair in Montgomery means dealing with systems that have been fighting latent moisture nonstop since March. We see a lot of frozen evaporator coils from restricted airflow, failed capacitors in condensers that never catch a dry break, and refrigerant leaks at flare connections where vibration meets corrosion. Our technicians carry capacitors, contactors, and refrigerant for Goodman, Rheem, and York systems on every truck, and we can usually source Daikin parts same-day through our Dallas-Fort Worth supply house. Every repair comes with our written 365-Day Done Right Promise. AC Repair in Montgomery

Furnace Repair in Montgomery
Montgomery’s heating season is short but can swing hard when it arrives. Furnace repair here typically involves igniter failures, limit switches tripped from restricted return air in those older historic-core systems, and occasional heat exchanger issues in high-efficiency units that have been short-cycled by oversized cooling stages. We don’t get as many no-heat emergencies as our northern Kingswell partners, but when your furnace quits on a January night, you need it fixed now. A live person answers our phones around the clock, and we’ll give you a firm arrival window before we head out. Furnace Repair in Montgomery

AC Installation in Montgomery
AC installation in Montgomery demands load calculations that account for lake-effect humidity and solar gain off that big glass facing the water. We see too many contractors slap in a four-ton unit because that’s what came out, then wonder why the house won’t dry out. Our process starts with a Manual J load calculation, includes right-sizing for latent load, and specifies hydrophilic coil coating on any lake-facing condenser. We install Goodman, Rheem, York, and Daikin equipment, handle all rebate and financing paperwork, and give you a written fixed price that doesn’t change at the door. AC Installation in Montgomery

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Montgomery
Our technicians are trained to service nine major residential HVAC brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. We stock common capacitors, contactors, and igniters for Goodman, Rheem, and York on Montgomery-area trucks, with Daikin parts available same-day through our Dallas-Fort Worth supply coordination. Most repairs that don’t require a factory-ordered board are completed in a single visit.
Pricing for HVAC Company in Montgomery, TX
| Service | Typical Range in Montgomery |
|---|---|
| AC Repair – minor (capacitor, contactor, fuse) | $150-$350 |
| AC Repair – moderate (refrigerant leak repair, coil cleaning) | $350-$500 |
| AC Repair – major (compressor diagnosis, board replacement) | $500-$650 |
| Furnace Repair – minor (igniter, flame sensor, thermostat) | $150-$300 |
| Furnace Repair – moderate (blower motor, limit switch) | $300-$500 |
| Furnace Repair – major (heat exchanger, gas valve) | $500-$700 |
| AC Installation – standard split system | $3,500-$5,500 |
| AC Installation – high-efficiency or multi-zone | $5,500-$7,500 |
| Seasonal Tune-Up (cooling or heating) | $80-$200 |
What pushes Montgomery jobs toward the higher end: hydrophilic coil coating on lake-facing units, duct modifications for right-sizing in oversized systems, and latent-load equipment upgrades that standard inland quotes don’t include. Whatever your job needs, you’ll get the written price before we touch a tool, and that number doesn’t change when we arrive.
Neighborhoods We Serve in Montgomery
We work across the full Montgomery service area, from lakefront communities to the historic core. Most locations see arrival within a scheduled two-hour window once dispatch confirms the call.
- Bentwater
- Walden
- April Sound
- Montgomery Historic District
- Woodforest
Service Area – Cities Near Montgomery
Our crews regularly make the trip to homeowners in Willis, TX to the north, Magnolia, TX to the southwest, Pinehurst, TX to the southeast, and Conroe, TX to the east. Dispatch and scheduling are coordinated from our Dallas-Fort Worth office, with technicians routing to Montgomery and these surrounding communities based on availability and call urgency.
Serving Montgomery, TX - Our Local Coverage Area
We’re based in the Montgomery 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 Montgomery, TX
We answer live 24 hours a day, and most Montgomery calls are scheduled within a same-day or next-day window depending on call volume and your location relative to our routed technician. True no-heat or no-cool emergencies in extreme weather get priority dispatch.
Some Bentwater and Walden properties require HOA notification for outdoor unit placement or fence access; we handle that paperwork as part of our install process. For repairs, we typically don’t need HOA involvement unless the work requires crane access or easement crossing.
Yes. Every repair we perform in Montgomery carries the same written guarantee as any Kingswell network job: if the repair fails within 365 days, we return and correct it at no additional charge. The guarantee is printed and handed to you before the technician leaves, not offered verbally.
Ready to schedule? Call Coldharbour Heating & Air at (817) 402-2972 for a free estimate. A live person will answer, we’ll give you a firm arrival window, and you’ll have your written price before any work begins.
What happens when you call
- 1A real person answersNo phone trees - talk to a local hvac pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Montgomery Customers Say
"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"AC died overnight with a newborn in the house. They bumped us up the list and had it running by noon. I about hugged the guy. Fair price even on a rush call."
- Celeste Ngo"The repair was done well and quickly. Scheduling over the phone was a little clunky and I got transferred twice, but the tech himself was great and on time."
- Brett Haygood







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