Slang term for a cable "penetration or pass-through," either proper:
EZ-Path Data Cable Management
or simply a hole bored in a wall or floor wherever convenient for a cable to penetrate, with no provision for insulation or fire stoppage.
File:Unsealed3.jpg - Wikimedia Commons
EZ-Path Data Cable Management
or simply a hole bored in a wall or floor wherever convenient for a cable to penetrate, with no provision for insulation or fire stoppage.
File:Unsealed3.jpg - Wikimedia Commons