A FELT SHEEP'S WOOL INSULATION MADE UP OF SHEEP'S WOOL (50-60%), JUTE FIBRE (30-35%) AND POLYMER FIBRE (10-15%), MIXED TOGETHER THEN PRESSED (USING HEAT) TO FORM THE MAT. COVERED ON ONE SIDE WITH A SILVER FOIL ON A BROWN PAPER BACKING.

CLASSIFICATION IS DETERMINED ACCORDING TO GIR 1. CN CODE 560290 00 FOR FELT, WHETHER OR NOT IMPREGNATED, COATED, COVERED OR LAMINATED: OTHER. CHAPTER NOTES, HEADING NOTES AND HSENS TO CHAPTER 56 REFER.