4 inch Pre-galvanized steel octagon concrete box, 3 1/2 inch deep, 41 cuin. Drawn construction with 1/2 inch & 3/4 inch knockouts in two rows. For use with conduit.
4 inch Pre-galvanized steel octagon concrete box, 3 1/2 inch deep, 41 cuin. Drawn construction with 1/2 inch & 3/4 inch knockouts in two rows. For use with conduit.