IMO MSC/CIRC.677 / ISO 15364
INTENDED TO BY PASS FROM VENT RISER AND SECONDARY MEANS
80A ~ 500A
ANSI, JIS, DIN etc FLANGE
The SEWON Breather Valve is a combined pressure/vacuum relief system, and the valve designed for marine tankers and chemical tankers. It can be use secondary means in accordance with SOLAS Chap.II-2 Part B Reg.4. The Se-Won breather valve is designed and constructed to comply with IMO MSC/circ. 677