The old sash was mortised for the bottom of this Andersen sash lock. Sold As a Set: Andersen Sash Lock, Keeper and Screws. We are an Authorized Distributor for Andersen, Larson, Marvin, Pella, GU Ferco, Hoppe, Emtek, Roto, Milgard, Peachtree, Weathershield, and many more.
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