CBM1105-82 Marine Cast Iron Air Vent Head 1.Certificate:CCS, BV 2.Dia: 50-450mm 3 ... .Remark sample:CBM1105-82 DN200 Air Pipe Head.The air vent head CBM1105-82 is manufactured according to ISO2084 10K standard ... function and anti-flow backward, used on air pipes of deck in oil tank, seawater tank and fresh water tank. It ... such as JIS DIN, ANSI etc. CBM1105-82 Marine Air Vent Head DN150