International Interplus – A surface tolerant range of coatings. Many comply to Highways Items 115/116 & to Network Rail Maintenance M20 and M24 systems. These are premier maintenance coating systems where a range of topcoats such as Interfines or Interthanes can be applied. This range includes a surface tolerant polyurethane Interplus 880 which is excellent on cladding, old powder coated substrates & existing old coatings even chlorinated rubbers.