Polyethylene Sleeve, layflat, perforated, black, 2.0% min. carbon black uniformly dispersed, heat sealed at one end only, with 8 rows of 8mm dia. holes at 40mm centres, rows running the length of the sleeve and to be 90 degrees equally apart.
Size: 220mm wide x 430mm long x 0.25mm min thickness.
REMARKS: Used as a protective shield over jointed cables in above ground jointing post.