Northbridge, MA – January 14, 2016 – Riverdale Mills Corporation has earned the USDA-certified BioPreferred Product Label for its MarineMax™ wire coatings. MarineMax is a fusible PVC powder coating made from renewable plant based materials compounded with thermoplastic resins and a range of special additives. The coating can be used on a variety of ferrous and non-ferrous metal substrates including carbon and galvanized steel. MarineMax is manufactured at Riverdale Mills’ Northbridge, MA headquarters.