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Crane lowering new commercial rooftop unit during Rock Hard commercial heating replacement in North Texas
Heating Replacement · North Texas

Commercial Heating Replacement
in North Texas

When repair costs exceed the value of keeping an aging commercial heating system running, Rock Hard handles the complete replacement — removal, proper sizing, new equipment installation, and crane-assisted RTU placements throughout North Texas.

Call 469-290-7316 Request an Estimate
Licensed & Insured
OEM Parts Only
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5-Star Rated
Commercial heating replacement · North Texas

Know when to replace — not just repair

Commercial heating systems have a service life of 15–20 years when properly maintained. As they age, repair frequency increases, efficiency declines, and the risk of a major mid-season failure grows. At some point — usually when facing a compressor or heat exchanger failure on an older unit — replacement becomes the more cost-effective decision both in avoided repair costs and in energy savings from modern equipment.

Rock Hard provides honest repair-vs-replace assessments when we diagnose a commercial heating system. We tell you what the repair costs, what the system's realistic remaining life is, and what a replacement would provide in terms of energy efficiency and reliability. The decision is yours — we just make sure it's an informed one.

Timing a replacement before a failure is always better

A planned commercial heating replacement can be scheduled for fall — before the heating season begins — giving you time to select the right equipment, coordinate the crane, and complete the installation without the pressure of a freeze event. An emergency replacement after a system failure during a freeze compresses all of that into the worst possible conditions.

Signs it may be time to replace your commercial heating system

System age over 12–15 years — commercial RTUs and furnaces have rated lifespans of 15–20 years; systems past 12–15 years with ongoing issues are replacement candidates
Heat exchanger crack or failure — a cracked heat exchanger on an older system is often the trigger point for replacement; repair cost vs replacement cost rarely favors repair on an aging unit
Recurring seasonal failures — if you're spending thousands each winter keeping the same system running, replacement math often works within 2–3 years
Cannot maintain setpoint during North Texas freezes — a heating system that runs continuously and still can't keep the facility warm is undersized, at end of life, or both
Energy costs rising without usage changes — an aging heating system loses efficiency over time; the difference in energy cost between a 15-year-old RTU and a modern unit is often significant
Major component failure on an old system — control board, draft inducer motor, or heat exchanger failure on a 14-year-old unit is often the moment replacement makes more financial sense than repair
Crane suspending new commercial rooftop heating unit with Rock Hard team guiding installation during replacement project

What the commercial heating replacement process looks like

Heating load calculation and system sizing — we calculate your actual heating load rather than simply matching the old unit's BTU rating
Equipment selection and procurement — right system type, efficiency rating, and brand for your facility and budget
Old system removal and disposal — refrigerant recovery for combined units, crane removal, and EPA-compliant disposal
Crane coordination for RTU replacements — we manage crane scheduling, rigging, and the complete lift process
New system installation and connections — gas line connections, electrical hookup, thermostat and controls setup, flue venting
System startup and performance verification — full heating cycle test, heat rise measurement, gas pressure verification, and controls walkthrough
Rock Hard crew guiding new commercial HVAC unit onto roof during heating system replacement
Rock Hard team guiding crane-suspended commercial heating unit into final rooftop position
Plan the replacement — don't react to the failure

A scheduled commercial heating replacement before the season beats an emergency replacement during a freeze

A planned fall replacement gives you time to select equipment, coordinate the crane, and complete the installation before the first freeze. An emergency replacement after a system failure during a hard freeze means making a major purchasing decision under pressure, competing for crane availability, and absorbing installation costs during the most demanding period for every HVAC contractor in the region.

The cost difference between a planned replacement and an emergency one — in expedited shipping on equipment, crane premium rates, and installation overtime — often exceeds the cost of one additional season on the existing system. The businesses that come out ahead plan the replacement on their schedule.

Scheduled fall replacement — best pricing, no weather pressure
Proper system sizing with time for load calculation
Standard crane scheduling rates vs emergency premium
New system commissioned before the heating season begins
Maintenance membership enrolled from day one of new system life
Request a Replacement Estimate
Crane setting new commercial heating unit in final rooftop placement during Rock Hard replacement
Rock Hard team lifting new commercial HVAC unit onto roof during heating replacement project
Rock Hard technicians verifying commercial heating system performance after replacement
Jason from Rock Hard Refrigeration with white service truck
Service areas

Serving North Texas businesses

Based in Aubrey, TX — commercial heating service across Denton and Collin Counties and the greater DFW metro.

Aubrey, TX
Frisco, TX
McKinney, TX
Prosper, TX
Plano, TX
Allen, TX
Lewisville, TX
The Colony, TX
Princeton, TX
View all areas
Frequently asked questions

Commercial heating — answered

How do I know if my commercial heating system needs replacement or repair?
Key indicators pointing toward replacement: system age over 12–15 years, a heat exchanger crack on an older unit (where repair cost often approaches replacement cost), recurring repair costs adding up to thousands per year, inability to maintain setpoint during North Texas freezes, or a major component failure on an aging unit. Rock Hard provides an honest repair-vs-replace assessment when we diagnose your system so you can make an informed decision.
Do you handle crane-assisted commercial heating system replacements?
Yes. Rock Hard coordinates and performs crane-assisted rooftop package unit replacements for commercial buildings throughout North Texas. We manage crane scheduling, rigging, the lift, curb placement, all gas and electrical connections, and full system commissioning.
What is the best time to replace a commercial heating system in North Texas?
Fall — before the heating season begins — is the optimal timing. A fall replacement lets you select equipment without pressure, schedule the crane at standard rates, and have the new system commissioned and verified before the first freeze. Emergency replacements during a freeze are more expensive and more disruptive.
What is included in your commercial heating replacement service?
Our commercial heating replacement includes heating load calculation, equipment selection, old system refrigerant recovery and removal, crane coordination for RTU replacements, new system installation including gas connections and electrical hookup, thermostat and controls setup, and full performance verification before handover.
What North Texas areas do you serve for commercial heating replacement?
We serve businesses throughout North Texas including Aubrey, Frisco, McKinney, Prosper, Plano, Allen, Lewisville, The Colony, Princeton, and surrounding communities in Denton and Collin Counties.
Get started

Request a commercial heating replacement estimate

Tell us your current system, facility size, and North Texas location. We will assess the scope and provide a detailed replacement estimate.

RTU heat sections, commercial furnaces & heat pumps — all system types
Licensed & insured · OEM parts · North Texas coverage
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469-290-7316
1518 Navo Rd Ste A1, Aubrey TX 76227
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