Install tankless water heater—

來源: Leo5568 於 2024-02-15 14:20:02 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (412 bytes)

For homes that use 41 gallons or less of hot water daily, demand (or tankless) water heaters can be 24% to 34% more energy efficient than conventional storage tank water heaters

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