AN ADHESIVE SYNTHETIC RUBBER (BUTYL) TAPE WITH A BONDED ALUMINIUM AND POLPROPYLENE BACKING. CONSISTING OF A LAYER OF UNVULCANISED COMPOUNDED RUBBER (0.8MM THICK) AND A BACKING LAYER OF POLYPROPYLENE (0.075MM) AND ALUMINIUM FOIL (0.019MM). THE ADHESIVE RUBBER HAS A REMOVABLE PROTECTIVE PAPER COVERING. USED TO SEAL AND TAPE OVER JOINTS IN MEMBRANES. MEASURES APPROX 35 METRES LONG AND 150MM WIDE.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 4005 - COMPOUNDED RUBBER, UNVULCANISED, IN PRIMARY FORMS OR IN PLATES, SHEET OR STRIP. GIR 6 HAS BEEN USED TO CLASSIFY THIS PRODUCT TO SUBHEADING LEVEL 400591 - PLATES, SHEETS AND STRIP. ALSO CLASSIFIED IN ACCORDANCE WITH:- CHAPTER 40 NOTE 4(A).