Heat Shrink Glands or ‘cabinet feed through’ seals are used for moisture sealing a cable entry into an enclosure or connection box. The rigid, threaded section is inserted through an enclosure wall and sealed with a lock nut and O ring, the heatshrink section is pre-coated with an adhesive to seal onto the cable when installed. Heatshrink cable glands are available to suit cables ranging from 5mm up to 61mm in diameter.