Copper Creek Copper Creek Heavy Duty Double Cylinder Deadbolt from the E Series

Caution: Double cylinder locks on residences and any door in any structure which is used for egress are a life safety hazard in times of emergency and their use is not recommended. Installation should be in accordance with existing codes only. Double Cylinder Function: Double cylinder deadbolts are keyed on both sides of the door and are only locked and unlocked via a key. Often times they are used on doors where glass is near the door that could be easily broken and the thumbturn on a standard single cy...