The Trudesign deck fittings are made from a very strong white plastic and fiberglass-reinforced polyamide. This gives them high impact resistance. They are temperature resistant from -20° to +90°C, chemical resistant, and insensitive to diesel, gasoline, and antifouling paints. They are compatible with all other shipbuilding materials such as aluminum, steel, wood, and fiberglass. Additionally, they are resistant to corrosion and electrolysis. Approved by IMCI and Bureau Veritas according to ISO standard 9093. Available in 5 different inner diameter sizes.