How to fit the Yale Doormaster™ Professional

If replacing an old or discontinued door lock seems like a challenge, then the Doormaster professional from Yale could be the answer. Designed to replace the majority of locks, the professional range is designed for the trade. For the DIY version, please see our video for the Doormaster universal lock kzbin.info/www/bejne/eHibYZigbrqqgJY
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Doormaster range
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