ventilatior与CB / T296标准符合的鹅颈。 随着操作方便，应用广泛，更好风雨的优势，该产品可用于暴露自然通风的各类船舶。

•结构图

•外形尺寸

The gooseneck ventilatior accords with CB/ T296 standards. With the advantages of easy to operate, widely used and nicer weathertight, the product is used for exposed natural ventilation for all types of ships .

• Structure drawing

• Outline Dimension