The YALYDMUNI45 Doormaster Universal Replacement PVCu Lock is suitable for the following dimensions: Backset: 45mm. Faceplate: 16mm. Yale Doormaster(tm) Universal lock uses the latest patented technology from Yale to ensure security and simplicity of installation. It is designed to replace 100% of PVCu door locks with a 35mm or 45mm backset and a 16mm faceplate. The revolutionary new range means that if a multi-point lock is broken, the lock - rather than the whole door - can be replaced. The one-piece mushroom rollers ensure smooth operation and help prevent separation. These easily adjustable rollers create a weather-tight seal to protect the interior of homes against the elements and help to keep warmth in. The centre hook protects against attack, and helps in preventing sep.
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