Permitted & Code-Compliant
Every install is 100% code-compliant and permitted. No shortcuts that turn into a failed inspection — or a denied insurance claim — years later.
Furnace Replacement
One Failure That Is Not a Judgement Call
Most replace-or-repair decisions are a balance of age, cost and risk, and we will walk you through that maths rather than push you. There is one exception: a cracked heat exchanger. That is not repairable, and continuing to run the furnace risks carbon monoxide in your home. When we find one we condemn the unit and explain exactly why.
Everything else — an ageing but sound furnace, an expensive but one-off repair — is a conversation, and often the answer is to keep what you have another season or two.
- Licensed Texas HVAC TACLA108651E — permitted, code-compliant work.
- Local since 1986 Nearly four decades on Hill Country systems.
- Backed in writing If it is not right, we come back and make it right.
What to Watch For
Replacement Triggers
One of these is a safety matter. The rest are economics.
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Cracked heat exchanger
Not repairable, and a genuine CO risk. Replacement is the only answer.
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Age past 15–20 years
Combined with any significant repair, replacement usually wins.
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A repair over a third of replacement cost
The standard rule of thumb, and a sound one.
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Constant short cycling
Frequently an oversizing problem that no repair will solve.
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Parts no longer available
Common on units past twenty years.
What We Do
What Replacement Includes
Assessment, sizing, permits, install and warranty — handled together.
- Written repair-or-replace assessment With the numbers, before you decide.
- Proper re-sizing Not simply matching the old unit’s capacity.
- Permits and inspection Part of the job, not an extra.
- Removal and disposal Old equipment taken away.
- Rebates and financing Paperwork handled by us.
How It Works
How a Furnace Replacement Goes
Replacing equipment is a big spend. We would rather you make it once, correctly.
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Repair or Replace, Honestly
If the system has years left, we will tell you that. Replacement gets recommended when the math actually favours it — age, repair history, efficiency and the cost of the next failure.
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Proper Sizing and Options
We evaluate the home, not just the old unit. An oversized system short-cycles and an undersized one never keeps up; both cost you for years.
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Permitted, Code-Compliant Install
Permits pulled, work done to code, old equipment hauled away. Rebates and financing handled as part of the job.
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Commission and Register
We verify performance, register the manufacturer warranty on your behalf, and walk you through the new system.
Why Choose 72 Degrees
Fully Stocked Trucks
Our trucks carry the parts the Hill Country actually needs, so most repairs are finished on the first visit instead of waiting on a return trip.
Fair, Upfront Pricing
You approve the price before we start. No surprises on the invoice, and no overtime premium for nights or weekends.
Written Guarantees
Our work is backed in writing. If something is not right, we come back and make it right.
Available 24/7
A 100-degree August afternoon and a February hard freeze do not keep business hours. Neither do we.
The Wizards of Comfort
Serving Fredericksburg, Kerrville, Boerne and the surrounding Hill Country since 1986 — nearly four decades in the same communities.
Thinking About a Furnace Replacement?
Free assessment, written options, and financing available.
What Our Customers Say
Don't just take our word for it — hear from our satisfied customers
★★★★★
I call 72 Degrees for ALL my AC, HVAC, and plumbing needs, large and small. They provide reliable and friendly service, indeed!
Maintenance Membership
Join the Care Club
Total home comfort care, on a schedule.
Members get priority scheduling, seasonal HVAC tune-ups, an annual whole-home plumbing safety inspection, and exclusive discounts — for less than the cost of a single emergency call.
- Priority scheduling
- Seasonal HVAC tune-ups
- Annual safety inspection
- Exclusive member discounts
- Free dispatch on repairs
- No long-term contracts
Furnace Replacement — Common Questions
Can 72 Degrees Texas Replace a Furnace?
Expert Furnace Replacement From Start to Finish
Replacing a furnace involves more than swapping out equipment—it requires proper sizing, safe installation, and careful testing to ensure long-term performance. 72 Degrees Texas has been replacing furnaces in Fredericksburg and throughout the Texas Hill Country since 1986, bringing decades of experience to every installation. Our team manages the entire process, including removing the old furnace, installing the new system, and verifying it operates safely and efficiently. For homeowners, a professional replacement helps ensure reliable heat, improved efficiency, and peace of mind through colder months. High-performance furnace options are selected to match your home’s needs and installed with attention to detail, so your new system delivers consistent comfort and dependable operation for years to come.
Can 72 Degrees Texas Replace Just the Blower Motor in My Furnace?
When a Blower Motor Replacement Makes Sense
The blower motor is responsible for moving heated air through your home, and when it fails, your furnace may run without delivering warm air or stop working altogether. In many cases, a faulty blower motor can be repaired or replaced without replacing the entire furnace. A proper diagnosis helps determine whether the motor is the only issue or if other components are involved. For homeowners in Fredericksburg and across the Texas Hill Country, targeted repairs can be a smart, cost-effective solution. Replacing only the blower motor avoids unnecessary system replacement and helps restore comfort quickly. Honest evaluation and clear repair options ensure the fix is based on what’s best for your home and the long-term performance of your heating system.
Does Home Insurance Cover Furnace Replacement?
When Furnace Replacement Is—and Isn’t—Covered by Insurance
Home insurance policies are designed to cover sudden, accidental damage, not the gradual aging of home systems. If a furnace fails because it’s old, inefficient, or worn out, replacement is typically considered a homeowner responsibility. However, if the furnace is damaged by a covered event—such as a house fire, severe storm, or flooding—insurance may help pay for repairs or replacement. For homeowners in Fredericksburg and across the Texas Hill Country, it’s important to review your specific policy to understand what’s covered and what documentation may be required. In situations where insurance coverage may apply, professional service records and clear repair assessments can be helpful. Having accurate documentation makes it easier to work with your insurance provider and determine the next steps for restoring safe, reliable heat in your home.
How Do I Know If I Need a New Furnace?
When Furnace Replacement Becomes the Better Option
As furnaces age, efficiency drops and repairs become more common. Frequent breakdowns or ongoing repair costs often indicate the system is nearing the end of its useful life. Uneven heating throughout the home can also signal that the furnace is no longer distributing air properly or keeping up with demand. Rising energy bills are another common sign that an older furnace is working harder than it should. For homeowners in Fredericksburg and across the Texas Hill Country, age is an important factor to consider. Furnaces over 15 years old are typically far less efficient than modern systems and may lack newer safety and performance features. A professional evaluation helps determine whether continued repairs make sense or if upgrading to a new, energy-efficient furnace will provide better comfort, reliability, and long-term savings.
How Do I Know When It’s Time to Replace My Furnace Filter?
Why Regular Furnace Filter Replacement Matters
Furnace filters trap dust, debris, and airborne particles to keep your system running efficiently and your indoor air cleaner. Over time, filters become clogged, restricting airflow and forcing the furnace to work harder to heat your home. Reduced airflow can lead to uneven heating, higher energy bills, and unnecessary strain on system components. For homeowners in Fredericksburg and across the Texas Hill Country, signs that a filter needs replacement include visible dust buildup around vents, increased allergy symptoms, or a furnace that seems to run longer than usual. Replacing the filter on a regular schedule helps improve efficiency, supports consistent comfort, and extends the life of your heating system. Regular professional maintenance can also ensure the correct filter type is being used and that the system continues to operate at peak performance.
*Offers cannot be combined with other promotions or applied to dispatch fees. No cash value. Must present offer at time of service. Call for details.
