- Secure your space with our durable door dead bolts, designed to enhance your home security. - The innovative design allows the door to open slightly for safe viewing, enabling you to see who is outside without fully opening the door. - A narrow lock frame keeps the chain in a fixed position when not in use, preventing potential damage to your door and frame from hanging chains. - Crafted from welded twisted steel, the chain matches your door panel and chain bracket, providing both strength and aesthetic appeal. Key Benefits: - Enhanced Security: The dead bolt mechanism ensures your door remains securely locked, providing peace of mind. - Practical Use: Ideal for homes, apartments, and offices, this product allows for secure ventilation and safe communication with visitors. - Easy Installation: Compatible with most standard doors, making it a versatile solution for various door types. Use Scenarios: - Homeowners can use the dead bolt to allow fresh air into their home while maintaining security. - Perfect for apartments where residents need to verify visitors without compromising safety. - Suitable for offices to control access while enabling staff to interact securely with clients or deliveries. Choose our door dead bolts for a reliable, functional, and stylish security solution that meets your needs.