20 ft New (1-Trip) Shipping Container: 20 Ft. Height 8’6” and High cube height 9’6” Durable – built to last for 25-30 years Requires no upfront maintenance Must provide a 5-year condition guarantee Wind and Watertight Floors free of holes Fully functioning doors 1-trip containers (may have been used once to transport a single load of dry cargo). 20ft used shipping container Wind and Watertight: 20 ft standard Wind and Watertight container from Newark. Wind and watertight (WWT) containers are typically between 15-20 years old. May show signs of normal wear & tear – such as dings, scratches, and small patches of surface rust – containers in this condition must guaranteed to be 100% wind and watertight, with doors that seal properly. All wind and watertight containers must be protected by a one-year condition guarantee. Floors must be free of holes and leaks. Fully functioning doors. Conveyor Accessories.