Square industrial surface cover used to close a 4 In. square junction box. It also attaches devices in a surface mount industrial or commercial setting. The crushed corner design allows the use of standard box cover screws. Additionally, the cover is UL and RoHS compliant. This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov. Este producto puede exponerlo a productos qumicos, incluido el plomo, que el estado de California reconoce como causante de cncer. Para obtener ms informacin, visite www.P65Warnings.ca.gov. -