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How Long Does It Take to Install a New Hot Water Heater?

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.

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.

What to Expect During Water Heater Installation

Most standard water heater replacements in Austin and San Antonio homes can be completed in a single visit. Straightforward replacements using existing connections tend to be faster, while tankless installations or older homes may require additional time for venting, gas sizing, or code updates.

Radiant Plumbing & Air Conditioning installs water heaters efficiently while taking the time to do the job correctly. Our technicians test the system, verify safe operation, and make sure everything is functioning properly before the job is complete.

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