Duraline is a registered trademark by UK Angus company. Angus Fire’s history has over 200 years and it has been worldwide recognized by its duraline fire hose.The duraline fire hose is made of three constructions: Outside by Nitrile rubber material covered, middle layer is by polyester weaved layer and inner side is by Nitrile rubber tube. Our company are also producing the similar quality rubber covered durable hose with Angus and can meet the standard of BS 6391 Types 3 and we welcome you to contact us for inquiry