Imperial, Revere, Classic, Contemporary, 440/441 (Rivals), and 435 cabinets have satin anodized aluminum frame and 3/16" tempered glass doors with locks. Hinged doors have continuous piano hinges; sliding doors have ground-in finger pulls. Tackable bulletin board panels can be Claridge Cork, Fabricork, Hook-Fab, Designer Fabric or Tan Nucork. Directory panels, available in felt and vinyl, are grooved on 1/4" centers. Options include: fluorescent lights; color anodize and power coat finishes. Revere cabinets, in sizes through 4' x 8', are also available with round corners.