タイトルまたは説明

The films must be stored on a smooth surface in horizontal position in an enclosed shade, out of exposure to direct sunlight. Instructions for storage of film: The films must be stored on a smooth surface in horizontal position in an enclosed shade, out of exposure to direct sunlight. Guidelines for greenhouse structure Metal tubes / Pipes:The metal tubes / pipes must be clean, polished and properly zinc galvanized. The angles & radius of the tubes should be well designedto give uniform tension across the film. The structure should give enough support so that there is no flapping of the film.