I would also run hdmi for the projector.
Fishing wire through foam insulation.
5 attach the wiring in the 3 by 5 inch hole to the end of the fish.
The magnetic fish tunnels right under it.
Hold the paddle magnet against the wall and move it around a little until it latches onto the leader magnet.
Product description fish n pull is the world s simplest and fastest way to fish wire cables and tubing through walls ceilings and even floors.
While handling fiberglass insulation wear gloves eye protection and a mask that covers your mouth and nose.
If the wall contains insulation try to fish the wire between the outer paper or plastic cover and the wall.
The fish n pull kit provides the right tools to get the job done fast and insulation is no longer a problem.
The best advice for fishing wires through insulation is avoid it if you can the potential is always there to damage the vapor barrier or bunch up insulation leaving cold spots in the wall.
Retrieve the wire by going back to the socket area and drawing out the end of the fish tape.
If there is no cover press the wire against a stud and use it as a guide.
Basically drill through the wall top plate from the attic and drop speaker wire down the wall then fish it from a hole in the wall near the floor.
If you must fish wires through exterior walls the best tip is to avoid spinning the flex bit until you make solid contact with the wood you plan to drill through.
You can push the wire leader with the cable attached toward the sheetrock or the side with the opening.
Fishing wire foam insulation.
Then pull the socket end from below to snake your electric wiring through the spray foam insulation in the wall.
Thread wires past insulation.
Then using short pulling motions pull the leader magnet right through the insulation to the opening.
Affix the other end of the fish tape which is the one that remained above to your electrical wire by wrapping it together with electric tape.