‘‘Extruded high fin

 This fin type is formed from a bi-metallic tube Consisting of an aluminium outer tube and an inner tube of almost any material. The fin is formed by rolling material from the outside of the exterior tube the give an integral fin with Excellent fin offers excellent corrosion protection of the base tube. Maximum operation temperature for this fin type is 280ºc.

Fin material: aluminium .

Tube materials: No theoretical limits.