Have you encountered these problems?
- The door of your room does not have an inside lock so others can enter your room without authorization?
- Are you worried that children or pets will open the unlocked door and run out without authorization?
- Do you live in a rented apartment and worry that you are not the only one who owns the keys to your house?
- Your privacy is not protected because the landlord or maintenance worker who has the spare key can enter your room without authorization?
- You may have some other doors or cabinet doors or windows that need to be closed to prevent others from opening?
INBOF door chain lock can help you solve these problems.