How is the performance of the E1 Japanese-style hot water, heating dual-purpose furnace?

A wall-hung boiler's performance can be viewed from its comprehensive performance, like my home with this can rate E1 wall-hung boiler can do both heating and hot water, heating it can do fast heating, a variety of modes, to meet the winter home from feet to head warm. And in the hot water supply, because the energy rate E1 wall-hung boiler is equipped with a water servo, can be very good to ensure that the water temperature, will not be affected by the water pressure, seasonal and other factors leading to the water temperature hot and cold, to achieve a continuous supply of hot water for the support of the amount of hot water, but also according to the instructions of the CPU, precision control of the amount of water in and out of the home in multiple water, the difference between the temperature of the morning and evening, and the temperature change of the four seasons can also resist interference, fine control! Constant temperature, performance is very much in place.