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Door and window security for your home or business.

At Lockmaster, we provide the latest and most robust door and window security, including door chains, door pulls, window restrictors, sash jammers, shoot bolts, and keeps. With so many options to secure your home or business, one of the most popular methods is to use a Door Chain. It is made out of a metal chain that is typically attached to the door’s frame. The chain may then be inserted into a retainer, limiting the door opening to no more than 1-2 inches. Door chains are designed to allow you to inspect who is outside before unlocking your door completely. Door chains are particularly useful in high-crime areas and provide excellent security for vulnerable persons. Read More