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Should I Repair or Replace My Furnace?

Repairing a furnace may make sense for newer systems with minor issues, while older furnaces or systems with costly repairs are often better replaced.

Repairing a furnace may make sense for newer systems with minor issues, while older furnaces or systems with costly repairs are often better replaced.

How to Make the Right Decision for Your Home

Furnaces typically last 15–20 years. As systems age, repairs become more frequent and efficiency declines. A common guideline is that if a major repair approaches a significant portion of the cost of replacement, replacement is often the smarter long-term choice.

Radiant helps homeowners in Central Texas evaluate furnace condition, repair costs, and long-term reliability before recommending repair or replacement.

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Frequently Asked Questions

Yes. Radiant provides emergency heating and cooling services in Austin, San Antonio, and surrounding Central Texas communities.
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The cost of AC repair varies depending on the issue, system age, and parts required.
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Most AC repairs can be completed in one visit, often within a few hours, depending on the issue.
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AC installation costs vary based on system size, efficiency, and installation complexity.
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The AC condenser is the outdoor unit that releases heat removed from inside your home and plays a critical role in the cooling process.
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Sometimes an AC condenser can be replaced independently, but compatibility and system age often determine whether full replacement is recommended.
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Most home furnaces last between 15 and 20 years, depending on usage, maintenance, and overall system condition.
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Modern dehumidifiers are designed to be energy-efficient, and whole-house systems often use less energy overall than relying on air conditioning alone for moisture control.
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Water heaters typically last 8 to 15 years in Austin and San Antonio. Conventional tank models last about 8 to 12 years. Tankless versions can exceed 15 to 20 years with regular upkeep. Heat pump (hybrid) types generally operate for 10 to 15 years. Indirect heaters also last 10 to 15 years if the boiler is maintained. The lifespan of your water heater depends on usage, water mineral content, and maintenance. Hard water can shorten its life without regular flushing and anode rod checks. Our plumbers can evaluate your unit to decide on repair or replacement, ensuring you’re prepared and not left without hot water.
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No. Tankless water heater installation should be handled by a licensed professional due to gas, electrical, venting, and code requirements. Improper installation can lead to safety hazards, system damage, and voided warranties.
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The cost to install a hot water heater depends on the type of unit, installation complexity, and whether upgrades to gas, venting, or plumbing are needed. Professional installation ensures the system is sized correctly, installed safely, and meets Texas code requirements.
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A professional water heater installation typically takes between 2 and 4 hours. The exact time depends on the type of unit, existing connections, and whether upgrades to plumbing, gas, or venting are needed.
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