These are related to the Butterfly valve news, in which you can learn about the latest trends in Butterfly valve and related information industry, to help you better understand and expand Butterfly valve market.
VAV variable air volume butterfly valve is an air-conditioning system that controls the temperature of an air-conditioned area by changing the air supply volume and also adjusting the air supply temperature. The system adjusts the air volume sent into the room through the variable air volume termina
The electric air valve is used as a gas medium to adjust the flow or cut off the dust in the dusty cold or hot air gas pipeline of the ventilation and environmental protection projects in the hardware, chemical, building materials, power station, glass, waste gas treatment industries.The electric ai
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