Description:
<b>CRL Columbia Security Doors</b> are engineered to the toughest standards with commercial grade all steel construction. They provide some of the most durable security doors available, with several designs to choose from. Each door features 24 gauge expanded mesh, double hole security lock boxes with extended plates and full length flystraps that do not impede the door's security. Frame size is 3/4" x 3/4" (19 x 19 mm).