 This is a video to show you how to extend a voice cable with a permanent inline joiner. Firstly, strip back the outer PVC sleeve. Cutting off the internal draw wire. Then, taking your inline joiner, start to place the coloured cores to one side, and placing them firmly into the slots. With a punch down tool start to punch down, and terminate the cable. Continue with the opposite side in the same manner. To complete, do the same with the second cable and create a permanent join. For further assistance or a free survey, please email or call on the details below, and click like and subscribe if you have enjoyed this video.