How To Run Coax Through A Wall. Wherever possible try and minimize cable runs and stick to running the cable up against a wall. You can test the lines if you can pull more than 18 inches of coax out of wall its probably not stapled.
Builders use many techniques to run pipe through concrete block walls, but the easiest and most efficient way is to use a core drill. Maybe running another coax cable and using a flat cable at the window. Those running cables often drill through walls in order to make interior installations more efficient by creating a direct path.
When someone is running cable through a room, they may decide to use metal or plastic brackets to keep the cable in a corner or a recess and contribute to neatness.
I always drill 24mm holes. Whenever possible, run your wiring through interior walls, since exterior walls contain bracing and insulation. A weak coaxial signal can cause intermittent problems that manifest themselves in different ways. On how to test at these end point coax wall outlets only to find if a signal is still being yeah a cable toner won't pass through a splitter( toner won't make a noise).