Spanker international offers sectional overhead doors that are normally used for shutters in loading/unloading areas. These overhead doors are installed wherever frequent transit occurs, as the opening/closing time is less. All the doors are provided with manual opening, and chain winch are powered. Due to the wide range of models, with different opening configurations, these overhead doors fit well with any kind of building and always guarantee a perfect functionality and low maintenance. The industrial closing systems guarantee security both in terms of activity, and while the loading points are in in yse. Due to frequent traffic of goods and operators, the insulation avoids temperature losses from inside to outside. Exceptionally long working life even in conditions of heavy-duty use. They have an appealing design in order to fit aesthetically into the industrial environment in which they are installed. Sectional doors meet the requirements of robustness, together with simplicity and speed of use. There are many models available that are suitable for perfectly adapting the door and its opening/closing movement to the various sizes of the warehouse.