Install tankless water heater—

来源: 于 2024-02-15 14:20:02 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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