Window Locks Child Safety Window Restrictors for Upvc Cat Window Guard Aluminum Alloy Window Latch Stay Hold Open Window Opening Restrictors

【Qualified Child Safety Lock】The window restrictor is made of high-quality aluminium alloy material, ensuring the safety of your children and pets around windows, giving parents peace of mind. This versatile window locks is ideal for a variety of uses, from securing window latches and locks to acting as a cat window guard or barrier, offering comprehensive protection. 【Adjustable Window Opening】The window lock for upvc windows is 165mm in length and features five adjustable positions, providing a window opening range of 53-133mm. This allows you to adjust the window's opening angle based on the needs of your children or pets. 【Easy Installation】The window safety lock comes with two installation methods: screws and nail-free adhesive. For enhanced stability, you can drill holes and secure the base with screws, then attach the restrictor. Alternatively, the nail-free adhesive offers a non-invasive option that won't damage your home decor, allowing you to choose the installation method that best suits your needs. 【Hook Design】Featuring a unique hook design, this window safety restrictors provides greater stability and safety compared to traditional U-shaped hooks. It ensures that the window remains at the same angle over time, preventing accidental closing or widening of the opening, thereby protecting your children and pets from potential injury. 【A Great Household Helper】The child safety window lock is designed to limit the opening distance of windows and doors, helping reduce the risk of falls and injuries while allowing fresh air to circulate. This reliable window lock offers peace of mind and a safer home environment. 【Important Note Regarding Window Restrictor Compatibility】Please note that this window restrictor is designed specifically for windows that open in the following ways:Outward opening / Inward opening / Top-hung (awning) / Bottom-hung (hopper). This product is not compatible with side-hung/casement windows (also known as "push-out" or "parallel opening" windows). If your window operates by pushing outward horizontally without hinging at the top or bottom, this restrictor will not be suitable.