Why should you replace your old deadbolt and get a new door knob or door knob lock combination? The answer to this question will largely depend upon the circumstances surrounding the change of door locks. If it is just because you want a different look for your door and you are not sure whether it would be practical to change the hardware, then go ahead and change it.

If you need to install new hardware on a door, but are not sure if it has a fire rating. What should I have to do to know this? Before making any modifications to a door, it is important to know if the door has a fire rating. Modifications to certain products and doors can affect the door's ability

The D and D Hardware door lock have been successfully tested to all the requirement of BS EN 12209.

The mortise lock is one of the components of the door lock. The mortise lock is generally used on the security door and is responsible for the security function of the door. There are many kinds of locks. There are three kinds of common mortise locks: European mortise locks, American mortice locks,