Extending the fiber through the box makes use of a cable entry gland. Fasten the cable to the clamps or ties to assure the cable is immovable. Remove the cable jacket and buffer coating material so as to loose. The Fastcabling pre-terminated fiber optical cable has covered several options of cable length, that are 100/300/500 meters. What if the required length is not long enough by using one of these options, for example we need 800 meters in the field. We can use the fiber optical cable couplers to. Fiber termination box is an essential component in fiber optic communication systems that facilitates the routing and protection of fiber optic cables. The following steps provide a detailed installation guide for fiber termination boxes: Before starting the installation, you will need the. just had BT installed and I would like to move the ONT box to a more hidden place. more "This video talks about a accessory called the fiber optic coupler. Covers mounting, splicing, routing, labeling, and testing for indoor/outdoor use.