Our door chain -  Certified Security Chain, meeting both ANSI/BHMA standard in American market and EN 12209 standard in European market. Ensuring reliable in-door security protection in commercial and residential environments. Exquisitely designed, it is suitable for various types of doors, including hotel rooms, office buildings and retail stores. The door chain allows the door to open slightly to view visitors while preventing unauthorized entry, enhancing privacy and security. The eco-friendly materials comply with the EU REACH regulation , in compliance with ADA accessibility standards and are easy to install and maintain. B2B customers can enjoy bulk discounts, applicable to large-scale projects such as hotel chains or office building renovations.