When the need is to stand out from the crowd, enclosed headliner letterboards are for you. Precision-grooved changeable letter back panels are covered with either black felt for indoor models or black vinyl for outdoor units. Lockable hinged doors, with shatter-resistant acrylic, help make these wall mounted units a popular choice for schools, churches, hospitals and fraternal organizations. Headliners include a 6" high white acrylic header panel to clearly identify your organization's name for all to see. Standard lettering on header is done in uppercase Helvetica-style black letters and is sized and centered on the opaque panel depending on requested name. Available with an illuminated or non-lighted acrylic panel. These durable aluminum framed units can be ordered fro either indoor or outdoor models. Select from your choice of bronze or satin anodized aluminum. A set of 3/4" letters, numbers and characters is included. Illuminated units feature U.L. Listed fluorescent fixture, bulb, and a (110 wiring) three wire electrical lead.