Install tankless water heater—

来源: Leo5568 于 2024-02-15 14:20:02 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (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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