it depends on many things.

來源: borisg 於 2024-10-20 19:56:55 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (220 bytes)
回答: 請問暖氣爐的壽命平均是多少年？ 由 安紅豆 於 2024-10-20 17:12:00

the periodicity of cycles, the cleanese of the duct, etc. A furnace does not die easily unless a catastropic damage such as a cracked heat exchanger occurs. Other components are fixable if you know how to do it.

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