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How Much Does a New Gas Boiler Cost to Install?

Average cost: $3,875 - $8,000

Low End
$3,875
Average
$5,938
High End
$8,000

A gas boiler is the most common means of heating water for a home radiant heating system. On average a new gas boiler will cost around $3,875 to replace. If you are looking for a high energy efficient gas boiler, you could expect to pay $8,000 plus to install. They are used in most homes because they are more affordable than installing an electric boiler.

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