A RUBBER SEAL. FUNCTION IS TO SEAL THE VENTILATION PIPE WHEN THE VENTILATION PIPE IS ENTERED IN THE STRAIGHT CONNECTOR OR THE 90 DEGREE BEND OR THE CEILING MANIFOLD OF AN AIR VENTILATION SYSTEM. IT IS MADE FROM PURE VIRGIN EPDM RUBBER. DIAMETER 75MM X 5MM. WEIGHT 0.0007KGS. THE PRODUCT IS CALLED 75 MANIFOLD CONNECTOR SEAL.

GENERAL INTERPRETATIVE RULES 1 & 6 NOTES TO CHAPTER 40 AND 39 HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 4016