A dredge house and bellow from "M.R.I" is a reliable product is a reliable product all along the line. The reliability is guarantee in a number of ways, starting with the concept. Because of their high level of wear resistance and flexibility, rubber material handling houses, by nature, ideal transport line. Dredge Hoses and Bellow from "M.R.I" have proved to have a very long life in practice, even when pumping high abrasive media.