Auralex's B24 ProPanel beveled-edge absorption panel has an Overall NRC of 0.80. It is a great choice for reducing many common acoustical problems in a wide array of applications. The included installation hardware allows successful implementation in just a manner of minutes. All components of the B24 carry a Class A fire rating, allowing them to be installed practically anywhere. Use B24s individually or in conjunction with Auralex's C24 ProPanels or CT45 ProPanels for full frequency control of any room.