Mansonia (Mansonia altissima), also known in French as bété, is a tropical African hardwood offered by Callens African Woods. Its natural durability is rated class 1 to EN 350 (very durable). The species is sold as hardwood sawn timber, within the Callens range of African tropical hardwoods, from a supply chain under certified FSC® chain of custody. The manufacturer's data sheet does not detail the other technical characteristics.