Introduction ：Xiamen Luwei Construction Equipment Co., Ltd.specializes in the production of animals feed silo ，corn silo，grain hopper，with a global market coverage .

Features : Safety Pressure relief valve is an essential device for silo system. When the air pressure of the silo is too high or too low which reaches the preset value, the PRV will automatically open to balance the inside pressure with outside, thus the damage of the silo can be avoided. When the pressure is balanced, the PRV will automatically close without manual intervention.

Application: The pressure relief valve is used on top of silos and bins, hoppers and containers to avoid over pressure and negative pressure, to prevent problems which could severely damage both silo and filter.