The present invention relates to a flame retardant composition exhibiting superior thermal stability and flame retarding properties and its use thereof. The joint mechanism includes a shielding cover and at least one of modular front and rear inserts. One of the diffuser section and the support structure comprises a plurality of apertures through which at least a portion of the cooling fluid passes. Once the controller determines the visitor associated metric, information is provided to the visitors that will help guide them about the venue.