This `` stand alone '' home security devise increases the level of security at the most under attack and the most vernacular burglary entrance point in a home, your arena ! . Most burglars childlike the arena door on the side where the door handle and deadbolt is set, knowing that most deadbolts are secured by a piece of vernacular 3/4 `` by 6 '' pine board. Pine is a `` kind '' and light to split when pressure is applied in the direction of the grain of the pine, which is always in a orthostatic direction in the jamb frame. The NIGHTLOCK, which is secured to the floor, a effectual resistance to a arena door that is being breached by a `` kick-in ''. When the deadbolt fails, the NIGHTLOCK will still be to keep the intruder out of your home. THE BASE PLATE IS 7/16 '' AND REQUIRES AT LEAST A 1/2 '' SPACE BETWEEN THE DOOR BOTTOM AND THE FLOOR -LRB- WHERE THE DOOR PASSES OVER THE NIGHTLOCK BASE -RRB-.