Flow Dry Filtration Group was established in 1946 under the name Stanhope Products in Dayton, Ohio. Originally a gasket fabrication company at inception, the business has grown into an industry leader in adsorbent solutions. Our gaskets, desiccant, and adsorbent products are used internationally across many industries to protect, seal, and manage moisture and other contaminants: Originally a gasket fabrication company at inception, the business has grown into an industry leader in adsorbent solutions. Growth and Recognition as a Global Supplier of HealthcareAutomotive and Industrial Products Manufacturing adsorbents, gaskets, desiccants, and more for businesses large and small across the planet. 2005Reached over 50% of Market Share for Desiccant Packages in automotive worldwide. Customers in North & South America, Europe, India, and Asia.