Construction master key system
Mul-T-Lock has developed a new-concept of High Security construction master key cylinder, which provides the construction contractors with a maximum convenience, while ensuring peace of mind for new property owners.
Contractors using Mul-T-Lock's new construction master key, enjoy a full control of all apartments on the construction site and on even a several sites, with one master key. Each cylinder in the system also has a unique owner key, provided to the owner when they moves into the new property.
Once a technician turns a special change key in the cylinder and disabling the contractor’s master key, This creative new solution is fully contained in the cylinder itself and requires no supplementary devices nor changing of the cylinder core.