Garvin Industries 4" Square Junction boxes come in 1-1/4", 1-1/2", 2-1/8", 3-1/2", & 4"depths and are installed in walls or ceilings for lighting fixtures, switches, receptacles, life safety devices, and security cameras.  They come in both welded steel and drawn steel construction.  Our wide variety of knockout configurations offers solutions using 1/2", 3/4", 1", 1-1/4", & 1-1/2" conduit sizes.    We also manufacture many junction boxes with preinstalled cable clamps for non metallic cable and flexible metal conduit.  Our wide selection and innovative designs insure you will find the right solution for old work "cut in" applications or new construction.