一分不花普通马桶摇身一变成双拉马桶

来源: 于 2019-02-15 13:15:29 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

免费普通马桶摇身一变成双拉马桶

Many people do not know they are wasting a lot of water. Our own single flush used 2.5 gallons per flush, instead of 1 gallon or 1.5 gallons per flush.

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