INSULATED RIGID PVCU (POLYVINYL CHLORIDE UNPLASTICISED) PROFILE WHICH CLOSES THE CAVITY AROUND WINDOW AND DOOR OPENINGS IN MASONRY WALLS, ALSO PROVIDING UP TO ONE HOUR FIRE INTEGRITY. THE RIGID PVCU PROFILE IS INSULATED WITH NONCOMBUSTIBLE ROCKFIBRE MINERAL WOOL WHICH PROVIDES FIRE, THERMAL AND ACOUSTIC PROPERTIES.

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 3916 - MONOFILAMENT OF WHICH ANY CROSS-SECTIONAL DIMENSION EXCEEDS 1 MM, RODS, STICKS AND PROFILE SHAPES, WHETHER OR NOT SURFACE-WORKED BUT NOT OTHERWISE WORKED, OF PLASTICS GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL - 391620 - OF POLYMERS OF VINYL CHLORIDE ALSO CLASSIFIED IN ACCORDANCE WITH HARMONIZED SYSTEM EXPLANATORY NOTES (HSEN'S) TO CHAPTER 39.16 REFERS.