Detailed Product Description

It is the part of an apparatus used to control the temperature automatically all of the room , when the temperature overpassed the required level in the room, the part of the heat energy will expand and then decides to stop or reduce properly the hot water flu. As a result, the heat energy will be reduced . When the temperature of the room is going down , the part of heat energy will shrink and then the hot water circumrotation will be increased which results in heat energy increasing each room'temperature , will be required to keep invariableness and it can save energy up to 20% per year when using the radiator valve with temperature automatic adjust.