Description:

Fits vertical sliding windows constructed of aluminum and vinyl by International Window Corporation (IWC). These locks mount on the check (or meeting) rails of single and double hung sash where their checkrails rest flush when closed. Replacing loose-fitting, worn or missing sash locks can help restore and increase the safety and security of the home or office. Features a self-engaging, automatic-latching mechanism to help ensure secure locking of fully closed windows. Both the lock body and keeper have mounting holes that are spaced apart at 3-5/8 inch, on center.