A deadbolt lock cannot be moved to the open position from the outside except by rotating the lock cylinder with the key. A deadbolt can be either single cylinder or double cylinder. A single cylinder deadlock has a key cylinder on one side of the lock, but is operated byContinue Reading

While door hardware and security isn’t the most glamorous topic, it is our goal to get it promoted to the “Useful and Necessary” category. Certainly, as a homeowner or businessperson, the proper selection and maintenance of your doors and locks should be of concern. RekeyingIf you move into a newContinue Reading