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With the reform of the heating system, household heat metering and sub-room temperature control has begun to enter the implementation stage, the installation of temperature control valve on the radiator has been very common, with the temperature control valve sub-room temperature control, both to the maximum Energy conservation, but also to meet different users to maximize the indoor temperature control needs, is a good thing to benefit the country and the people, but how to choose the temperature control valve does not completely allow users to grasp, if you can not correctly select the product, not only can not Meet the needs, and may give users unnecessary economic losses, here to introduce you to some choice of theft door.