Tshape window restrictor lock designed to limit window opening while allowing ventilation and maintaining a simple, unobtrusive appearance. Key benefits Prevents falls by limiting how far a window can open, helping keep children and pets safer near windows. Deters unauthorized entry and climbing from the outside while still permitting air circulation. Universal, compact design blends with different home decor styles and works on a variety of window and door types. Practical and protective solution for everyday use without drawing attention. Features and attributes Shape: Tshape restrictor that controls opening range. Function: Window limiting lock that permits ventilation while restricting access and movement. Compatibility: Suitable for multiple window types and for use on home doors where controlled opening is required. Design: Simple, low profile appearance that matches different interior styles. Performance: Protective and useful for preventing accidental falls and reducing the risk of unauthorized access. Typical use scenarios Living room or bedroom window: Limit how far a sash or casement window opens to prevent falls while keeping fresh air flow. Balcony or ground floor window: Allow ventilation while reducing the chance of someone climbing through the opening. Home door with a window panel: Provide controlled opening for communication or airflow without fully exposing the interior. This Tshape window restrictor lock offers a straightforward, practical way to improve window safety and control airflow across a range of home installations.