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Add an extra layer of security to your home with these sliding window locks designed specifically for vinyl windows. Ideal for horizontal sliding windows and many single hung vinyl windows, these secondary locks help keep windows securely closed while also providing a safe ventilation option when desired. Whether you want to enhance home security, help prevent accidental window openings, or maintain controlled airflow, these locks offer a simple and effective solution.

Constructed from durable diecast metal with a white painted finish, these window locks feature an adjustable jaw with a vise-like grip that securely attaches to vinyl window rails without damaging the frame. The adjustable opening accommodates rail thicknesses from one sixteenth inch to one half inch, making these locks compatible with a wide range of vinyl window designs. The cam-action locking lever allows for quick tightening by hand with no tools required for installation.

These versatile locks can be used as a secondary security device when windows are fully closed or positioned to allow controlled ventilation while restricting window travel. The secure grip helps discourage unauthorized entry while providing added peace of mind for homeowners, renters, and property managers. Supplied as a convenient two pack, these locks are ideal for securing multiple windows throughout the home. Easy to install and simple to operate, they provide an economical way to improve window safety, enhance security, and maintain fresh airflow without compromising protection.

Goods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.