Why is there an intermittent buzzing sound in my wall?
Why is there an intermittent buzzing sound in my wall? Some possible reasons why you might hear a vibrating or humming noise coming from a wall include: The connections inside an electrical outlet or switch could be going bad. The screws that fasten the wires to the outlet or switch might be loose. Look for signs of bees or wasps nesting inside the wall. What causes a loud humming noise in bathroom toilets after? Your toilet and water supply lines should not create a humming noise anywhere in your house after you flush the toilet, so when you do hear...