SDC’s MLR Mortise Locksets are designed for the access control of openings in commercial, industrial and institutional facilities where code compliance, dependable operation and resistance to physical abuse is required. Ideal for automatic door operator applications, they replace most major brand mechanical locks in new or retrofit applications. MLR Mortise Locksets ensure the door stays latched even when unlocked, perfect for use on fire rated doors to maintain code compliance.


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Security Door Controls