Features: Recessed ceiling mount 6" aperture Sealed regressed lens and optical chamber Tool-less design for easy installation and maintenance View Lighting Facts Labels Here Application(s): Cafeterias Restrooms Showers Nursing Stations Patient Rooms Foyers and Lobbies Isolation Areas Corridors Lens Type(s): .187" Clear Tempered Glass .125" Clear Polycarbonate .125" Clear Acrylic Lamp Type(s): LED