... pressure:0Mpa- 0.4MpaAdvantages: A) Save water: Ordinary storage water heater pipe laying a long, and pipe out ... 1-2.5L every time, according to 20 times a day, it will lose 20-100 L, and this ... ) Save worry: 24 hours a day, no need to worry for without hot water; Just One action, instant hot water ... life needs. D) Easy installation, no need plumber, just one minutes work. E) Use convenient, the function ...