- Pre-drill holes at the designated spots on doors and windows for easy installation. - Align screws with pre-drilled holes to securely attach the front panels of doors and windows. - Suitable for various applications including casement windows, interior casement windows, hung windows, and skylights in residential, commercial, and educational settings. - Constructed from lightweight yet robust materials, ensuring durability and resistance to impacts, heat, and corrosion, preventing rusting over time. - Designed with user-friendly features including lockable window handles for simple and secure opening and closing. - Ideal for enhancing security and accessibility in homes, offices, and schools. This product combines practicality with performance, making it an essential choice for anyone looking to improve their window and door installations.