Flame Arrestor breather valve should be equipped on the top of tank for type A B liquid according to GB50160-92, "Fire prevention code of petrol chemical enterprise design".
根据国家标准《石油化工企业设计防火规范》（GB50160-92）之规定：“储存甲、乙类液体的固定顶罐，应设阻火器和呼吸阀”。
For deficiencies of its structure, the previous breather valve with fire protection is not suitable for installing on light oil storage tank at cold area.
原使用的轻质油储罐防火呼吸阀，由于结构缺陷，不宜使用于寒冷地区储油罐上。
For deficiencies of its structure, the previous breather valve with fire protection is not suitable for installing on light oil storage tank at cold area.
原使用的轻质油储罐防火呼吸阀，由于结构缺陷，不宜使用于寒冷地区储油罐上。
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