Window Restrictor Set for Secure Ventilation and Child Safety Keep windows safely controlled while allowing fresh air into your home. This heavy duty window restrictor set provides a robust locking mechanism and five adjustable tilt positions for reliable ventilation control and added protection against intrusion and accidental falls. Key benefits Enhanced security: Strong antitheft lock design helps prevent unauthorized opening while allowing limited window movement for airflow. Child and accident prevention: Limits window opening to reduce the risk of falls, ideal for homes with small children. Durable construction: Made from thickened steel with rust resistant properties for longlasting performance. Adjustable ventilation: Five locking angles let you choose the amount of opening for airflow without sacrificing safety. Ready to install: Includes all mounting hardware for quick and secure fitting. Features and specifications Material: Steel Size: Approximately 165 x 46 mm Adjustable: Five locking positions for precise ventilation control Finish: Rust resistant treatment for improved durability What you get 2 x Window restrictors 2 x Keys for the locking mechanism 10 x Screws for installation Compatibility and applications Fits most tilt and restrictable window frames commonly used in bedrooms, living rooms, kitchens, and other residential spaces. Use scenarios: Bedroom ventilation: Keep windows tilted for fresh air overnight while preventing full opening for safety. Child safety: Install on nursery and children bedroom windows to limit opening and reduce fall risk. Ground floor security: Allow daytime ventilation in living areas while securing the window against easy entry. Installation notes Designed for residential window frames; standard tools required for mounting. Please allow a 1 to 3 cm measurement variation due to manual measurement. Actual item color may vary slightly from photos because of monitor display differences. This window restrictor set is a practical addition to home safety and ventilation solutions, combining secure locking, durable steel construction, and adjustable control.