
Ship Oil Water Tank Empty Warehouse Boat Manhole Cover. ISO Certified Quality: Meets ISO5894 standard for watertight and oil-tight performance on ships. Customization Available: Offers full customization from samples, designs, and flexible options. Corrosion Resistant: Made of polished steel with smooth surface to prevent cracking and corrosion. Multiple Design Types: Available in raised, flush, and sunk models with various coaming options. UV Resistant Gasket: Equipped with Neoprene gaskets designed to resist UV damage and cracking. Global Export Experience: Products exported to nearly 70 countries with 6 years of export history. Comprehensive Certifications: Holds UL, CUL, CE, NEMA, IEC, SGS, and ISO9001-2008 certifications. 1-Year Warranty: Includes a 1-year warranty period for peace of mind on all units.