If you want to make your home less attractive for the thieves and the intruders then you can rely on dead bolts that are special kind of locking mechanism. Dead bolts because of their usability and strength are preferred not only in residential homes but also in hotels, resorts, offices, etc. If compare to any key operated lock, these are more secure. Apart from being functional, they also have the aesthetics and simplicity of a single lock.

How Dead Bolts Work?

Dead bolt lock functions by turning the key or knob without activation of a spring. They lock the door by extending a heavy metal projection into the door jamb. Unlike spring bolt dead bolt can be opened only by rotating the lock cylinder. If you have installed the deadbolt then you can also avoid forced entry as they provide one inch of surface contact between the door and frame.



Single and Double Cylinder Double Bolts
Deadbolts come in both single and double cylinder and are mainly used on exterior door applications. However they can also be used on the interior doors if extra security is needed. There is no major difference between the single cylinder double bolt and double cylinder bolt. The difference is only that the double cylinder deadbolt can be operated operated by a key on both sides of the door. The Double Cylinder Door Bolt single cylinder dead bolt on the other hand can be operated with a key on the exterior and a knob or thumb turn on the interior. One should use double cylinder deadbolts when there is glass in your door or a window is near the door. In this case the glass can be broken and someone can reach in and turn the knob.

Materials Used in Deadbolts

Barrel bolts are casted out of following materials:

• Bronze
• Zinc
• Brass
• Iron
• Steel
• Aluminum

Finishes on Security Deadbolts

Security dead bolts are available in following finishes:

• Satin Nickel
• Antique Nickel
• Antique Brass
• Polished Brass
• Antique Brass
• Oil Rubbed Bronze
• Brushed Nickel Lacquered Brass
• Polished Nickel
• Polished Chrome
• Satin Chrome
• Chrome Plated
• Florentine Plated etc.