plug in the long vacuum hose without having to reach up.
Once connected, the hose can be carried around the hallway and into nearby rooms.
Central-vacuum tubing is typically installed inside the walls during construction, which is why these systems can look almost mysterious if you’ve never encountered one before.
What Is the Small Electrical Outlet Next to It?
Look closely at the left side of the fixture.
There’s a small 120-volt receptacle built into the assembly.
That doesn’t necessarily mean the entire thing is a normal electrical outlet.
Some
