Yale Locks Doormaster Multi-Point Adjustable Replacement PVCu Lock YDM-ADJ-PVCu-35Yale Doormaster Adjustable is a high security lock designed to replace up to 90% of PVCu door locks with top and bottom hooks or bolts, a 35mm backset, and a 16mm faceplate. Its adjustable design utilises the latest patented technology from Yale to ensure the lock is installer friendly, making it the ideal choice where a higher level of security on a PVCu door is required. 3 hooks ensure high security and anti separation. Adjustable rollers create a