Safe Mill Security Window Sash Lock

Protect your space with this Safe Mill Security Window Sash Lock. This keeps your window from opening from the outside or inside. However, you can open the window partially for ventilation. You can use this lock with most double-hung, single-hung or horizontal windows.”,”highlights”:[“Protects your window from being opened”,”Can be locked in a partially-opened position for ventilation”,”For use with most single-hung, double-hung and horizontal windows”