When you don’t have access above or below the wall, try to estimate the existing wire and pipe locations from the positions of electrical outlets and plumbed fixtures on both sides of the wall. Take a look at the outside of your house too, sometimes conduit, vents or drain pipe will be visible that give useful information. Choose the route with the fewest potential obstacles.
If your house is built on a slab or you are wiring between two finished floors, look for baseboards which could be removed and replaced with the wire behind them. Doorjambs can be removed and often have enough space for speaker wire all the way around the door (See Figure10).
Sometimes, an
Figure 10
The door jamb has been removed and the speaker wire concealed between the wall and the jamb. Nail plates are installed to protect the wire and the door jamb is replaced
Installation Fundamentals
Figure 11 Diagram of ceiling speaker cut-out with ceiling joists notched for wire run.
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