There are 3 main types of furnaces, and the difference is in the venting system to exhaust the combustion gases. Here's a quick guide to how to identify one type of furnace from another, and what they do and don't do.
Learn more at: [ Ссылка ]
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There are 3 main types of furnaces, and the difference is in the venting system to exhaust the combustion gases. Here's a quick guide to how to identify one type of furnace from another, and what they do and don't do.
Learn more at: [ Ссылка ]