Security Grate for Vision Lites, Bi-Fold Window Units, and Louvers

A square metal filter on a green background.

The SL-SG349 Security Grate incorporates a strong 1″ x 1″ x 1/8″ (25mm x 25mm x 3.2mm) steel angle perimeter frame and sturdy metal mesh to provide additional security for doors that are subjected to severe abuse or vandalism. The security grate can be used over vision lites, bi-fold units, louvers, or other areas where a high level of protection is required. Security grates can be painted to match the door finish or any custom color.

Choose reliable hardware solutions for seamless integration and long-term performance. Our factory-installed hardware (provided by Special-Lite or others) has a ten-year warranty under normal usage. Alternatively, we can prep your door for field installation to help streamline your project.