Security Bar: An additional locking system for additional security. Top Lock: A spring-loaded bolt that automatically looks upon opening and closing the door. Kick Lock: A two-person look that allows you to leave your patio door ajar for ventilation, while still having a secure lock. Twin Point Lock: This system is discreet in appearance and maximizes security.CONTACT US TODAY! Your Name (required) Your Email (required) Your Phone (required) Subject Your Message