The seal is used with the operating cable. Once the cable is wrapped around the neck of the extinguisher the seal is then crimped into place. The cable and seal will remain as a permanent fixture around the neck of the extinguisher. Also used with the Evacuation Chair Stopper and Defibrillator Theft Stopper. (Supplied with the STI-6200/ STI-6200-KS-CHR/ STI-6203).