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.
Hole in wall in attic.
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.
Holes in roofs and attics in most cases entry holes in the attic or roof will be smaller since these are typically used by squirrels bats and other small animals.
Typically you are not going to have walls in your attic unless you have a gable end apex at the end of your house.
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.
Also when drilling a hole all the way through you are always best drilling from the exterior inwards.
Drill a hole into the wall if the entrance isn t near the nest.
The walls stop at the eaves.
Seal off any entrances or exits into the area of the wall where the wasp nest is located.
Use caulk or a similar sealant.
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.
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.
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.
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.
There is often more than one such hole.
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.
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.
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.