In Windows 7. 1  Turn on your Bluetooth device and make it discoverable. The way you make it discoverable depends on the device. 2  Select the Start button > Devices and Printers. 3  Select Add a device > select the device > Next.  Follow any other instructions that might appear. Otherwise, you're done and connected.
Vent definition, an opening, as in a wall, serving as an outlet for air, smoke, fumes, or the like. See more.
A return vent may be located on the wall or the floor, depending on the system. It is important to make sure that return vents are covered for safety and that the return air grille is periodically lifted and cleaned, along with the filter, to prevent dirt from entering the heating and cooling system.