Lock boxes are the best security systems hanged on the main door of home to provide full safety and security. Lock boxes are available in numeric or alpha numeric codes that can be changed any time. The family members can remember the code easily and get enter in the home filling the right security code. It is not only safe but also durable. MFS Supply is the largest manufacturer and distributer of the lock boxes in Canada. Contact on 1.800.607.0541to get discounted lock box at your home.