Supports conduit or pipe 1-1/2 in under the roof decking to prevent potential damage from nails or screwsSupports box and conduit with one attachment pointMeets the requirements of NEC® section 300.4(E)Mounts 4 in square boxes
nVent CADDY 812MB18TDH Box/Conduit Hanger With Deck Hanger, 1/2 in, 3/4 in Conduit, Spring Steel