Glass floors transfer light between one story and another internally or externally. They provide the 'facility' to borrow light from one room and deliver to another. All Wal-on Glass are designed with load-bearing safety glass (Lamitane Glass). This product can be designed as a Walk-on 'roof light' both internally and externally. Walk-on Glass is designed for use in private properties both residential and commercial. They are not designed to be used on public highways and pavements.