If the area above the ceiling is a finished space you can insert a coat hanger or fish tape through hole to check for any obstructions.
Wiring pot lights in finished ceiling.
Remodeling electrical boxes or old work boxes are used to add electrical outlets light switches and lights to finished rooms in a home.
If you are interested in installing your own pot lights then this is the video for you.
Choose locations that fall between joists and away from other obstructions.
Use fish tape to pull 14 2 nonmetallic electrical cable from light hole to light hole.
If necessary go into the attic and make sure there are no wires pipes or ductwork behind the planned opening.
Drill a hole through the drywall ceiling at each light location using a drill and 6 inch diameter hole saw.
Drill a 1 4 inch hole in the ceiling at the center of the planned opening.