Conventional Deadbolts These models do not provide expensive functions, however they could maintain your doors secure. They range from premium, drill-proof designs from Medeco to low-cost deadbolts you 'd find at a range store. Every one of them are single-cylinder locks, and also a couple of versions can be rekeyed without the should employ a locksmith professional. Pros: Designs are inexpensive and typically rekeyable. Deadbolts substantially improve protection over key-in-knob locks alone. Disadvantages: They lack the comfort and also extra features of smart designs.

Security door locks