船用鹅颈式自然通风筒符合cb/t296标准,本产品用于各类船舶露天的自然通风装置上，具有合理、施工简便、适有性广和良好风雨密性等优点.
the product accords with cb/t296 standards. with the advantages of easy tooperate, widely used and nicer weathertight,the product is used for exposed natural ventilation for all types of ships .
南通海升船舶设备制造有限公司
周永红
15062758418
江苏如皋市花市北路20号