Stainless steel housing. 8" square inlet & outlet. During cleaning, the grate magnet is taken out of the flow stream by two air cylinders. The magnetic cylinders pass trough wipers where the ferrous material falls off into a removable pan located just out side of the flow stream. Designed for gravity drop through instalation. Overall height of table = 34". Houses seven, staggard 1"Ø bar magnets, three on top and four on bottom.