Share this article Press Release – Ballast water treatment specialist Optimarin has received updated United States Coast Guard (USCG) approval confirming its position as the only UV-system supplier with certification for a choice of two filters. The flexibility of selecting Filtrex or Boll filters means all Optimarin components are now available from two suppliers, ensuring maximum availability and express delivery for what the company refers to as “the coming wave” of industry orders. First for compliance “The race for compliance is on,” comments Tore Andersen, Optimarin EVP Sales and Marketing, “and we’re focused on providing a seamless, high quality supply chain for shipowners and operators to satisfy demand.