There is often more than one such hole.
Hole in wall in attic.
Right under the outlet where you want the hole for your wire drill a small hole under the baseboard moulding at the joint of the wall and the floor.
If the entrance to the nest is far from the nest itself or if you are unable to find the entrance you ll need to drill a hole in the wall.
The drill bit can be small the hole only needs to be large enough to insert the nozzle of an aerosol spray can into it.
For larger holes have a professional take a look so you can be sure wildlife can t break through your repairs and that the walls will be able to stand up to their normal use.
If you drill from the inside the drill tends to punch through the last bit and break the brick.
Seal off any entrances or exits into the area of the wall where the wasp nest is located.
This will not only prevent wasps from escaping a pesticide application only to return later but it will also keep the wasps from exiting the nest by another hole to attack or to flee into other parts of the home garage and attic while the treatment is being applied.
Then push a thin wire or a coat hanger wire through this hole and then find this wire coming through the ceiling in the basement.
The walls stop at the eaves.
Cut a hole for each box with a drywall saw or a saw appropriate for the wall material then feed the wires down from the attic or up from the basement toward each hole using a fish tape or a fish stick and have a helper catch them and pull them through.
Measure out 2 from the wall you want to run the cat5 down and use the support rod as a drill and drill up into the ceiling into the attic this is only a pin sized hole.
This video will show you tips how to fish wire down an existing wall from an attic space down to a crawl space.
To run cables vertically go into the attic or basement and drill holes in the wall plates above or below the locations of connection boxes.
Drive a 1 5 8 inch drywall screw every 4 inches around the perimeter of the hole and into the wooden frame to support the drywall around the attic access hole.
Use caulk or a similar sealant.
Drill a hole into the wall if the entrance isn t near the nest.
They often enter the attic by climbing through holes in the soffit or siding that either weren t properly sealed or were created by rotting wood.
Also when drilling a hole all the way through you are always best drilling from the exterior inwards.