Profile: Orival, Inc. is a manufacturer of self-cleaning water filters, automatic water filters & strainers for use as industrial water filters, irrigation filters and cooling tower filters. Our industrial water filter products include line pressure powered industrial water filters, electric powered industrial water filters and industrial water filters for water conservation applications. Our automatic, self-cleaning, line pressure powered water filter is available in sizes ranging from 2 through 20. Our ORL series are designed for low flow rate applications.