Manufacturer: Niikura Kogyo  Co., Ltd
Model: BVN Series : BVN-1 Type,  PISTON TYPE,  BVN-1-80 to 250

Function

The device maintains stable pressure in the cargo oil tank of an oil tanker and protects it from damage caused by overpressure or underpressure. Additionally, the device reduces vaporization loss of the cargo oil through its built-in valve.