Mr Deans Perimeter Solutions
Electric Fence, Fencing
Quoted from: http://www.nemtek.com/Nemtek/whyfencing.html
WHY ELECTRIC FENCING FOR SECURITY?
...high voltage shock combined with a physical barrier will deter anyone from attempting to penetrate the perimeter fence.
The detecting ability of a Nemtek electric fence energizer will give an alarm when the perimeter of the property being protected has been infiltrated.
By keeping the perimeter protected using an electric fence, the attempted break in of the protected area is delayed, giving additional time for a reaction team to respond...