Answers in this category: In your opinion, what is the best structured wiring system out there. Can I use CAT5 wire for audio, temp sensing, etc. ? Can I use CAT5 to run 12VDC power to a [insert any 12VDC HA device here] How do you maintain a moisture barrier with a J-Box or Mud-Ring? Can I use a single 4-pair CAT5 cable for LAN and analog telephone? New Item New Item New Item