The FSR FL-600P-4-B floor box is designed for conference rooms, auditoriums, courtrooms, churches and all general meeting space with carpeted floors over concrete. This floor box handles power, audio, video, telecommunications and data in one elegant and practical box. The FL-600P floor box is not only UL and CUL Listed but has also passed the latest UL test for scrub water. Because of FSR's unique engineering and manufacturing ability, FSR floor boxes pass for carpeted floors as well as tile and wood. The innovation continues to the transformable back box. The FL-600P's internal brackets can be arranged to provide numerous options for both high and low voltage standard gang openings making it the most flexible and easiest to install floor box available.