About Duvalco

Duvalco, established in the Netherlands, is a manufacturer and distributor of a range of valves for industrial and marine applications. Products include rubber vulcanized butterfly valves, gate valves, check valves, air valves, ball valves, and custom valves designed to meet the specific needs of their clients. Duvalco's valves are used in various systems on all types of vessels, including cruise liners, LNG carriers, container vessels, and chemical bulk carriers. The materials used for their valves include ductile iron and other materials, ensuring durability and performance. The size range of their products varies, with air valves available from DN40 to DN250, and larger sizes available upon request. Gate valves and butterfly valves are available in sizes from DN50 to DN600, with other types of connections provided as needed.