The Appleton GRLB150 Conduit Outlet Body is a 1-1/2 inch LB‑type conduit box with two threaded hubs, built from malleable iron and finished with a zinc electroplate and an aluminum cover. It is explosion‑proof and dust‑ignition‑proof for use in hazardous locations and ships with an internal grounding screw and an O‑ring for a raintight seal; it is designed for use with threaded IMC conduit and related LB covers. The enclosure provides 72 cubic inches of conduit capacity and, in this size, measures about 5-3/4 inches wide, 4-13/16 inches high, and 7-5/8 inches long.
