قوائم شركات تبريد تسخين تهوية Thermostat Valve المصدرة

Wenzhou Baiyilun Hardware Products Co. ,Ltd specializes in the development and manufacture of heating and temperature control products. Baiyilun constant temperature control valves, used in pressure temperature regulator of city heating and hot water system, are equipped with body as automatic constant temperature control valve. This valve doesnt need exterior energy while automatically controlled by indoor temperature, which can not only save energy but also protect environment and give you a su