专业生产船用钢质防火门，拥有CCS、BV双重船级社认证，分为A0/A60耐火等级，兼具风雨密性能，可做单双扇、加装观察窗，支持非标尺寸定制，船舶配件一站式供应。China professional marine fire door manufacturer, CCS & BV approved A0/A60 grade steel weathertight fire resistant door, single/double leaf with porthole, accept non-standard customization.