Macmet India Limited manufactures Primary Filtration by Bar Screens and Trash Racks. Macmet India Limited is an ISO 9001:2008 certified company. The company manufactures Material Handling Systems, Water Screening Equipment, Online Tube Cleaning System and Debris Filters. The Primary Filtration by Bar Screens and Trash Racks can be categorized into two types like Fixed Type and Removable Type. The Primary Filtration by Bar Screens and Trash Racks removes bulky and coarse material. The spacing of bars on such bar screens depends upon the quality of filtered water required. To prevent material too coarse from reaching the travelling band screens, bar screens may be used in two stages where the first screen with wider bar spacing remove bulky solids; a second bar screen with smaller bar spacing then remove debris still coarse enough to clog travelling band screens installed downstream for finer screening.