If you want to keep your wireless local area network access points safely out of harm's way, then the ceiling could be the place in which to do just that. Many modern buildings have this feature, which usually looks as if one ceiling tile has been replaced with one which has small antennas protruding from it. This is particularly common in places with suspended ceilings, as it is easy to place plenum enclosures for WLAN access points within them without it looking obtrusive or out of place in any way at all. A 'plenum' is a space which has been left for the purpose of the circulation of air within the construction of a building. Incorporating plenum enclosures for WLAN access points is something that will not interfere with any air conditioning units or air flow, and they can simply been seen as a new ceiling tile. The benefits it brings is keeping the access points off the floor, and by elevating them, it can put them above sources of interference, allowing for a stronger connection across the wireless local area network. There is also no danger of them bring disturbed, as is a risk with desktop hardware such as