Seams continuously welded and ground smoothNo holes or knockoutsSmooth, rounded edges on all sections and fittingsOil-resistant gasket and adhesiveButt hinges and external screw clamps16 ga 304 stainless steel covers and bodies10 ga stainless steel flanges
nVent HOFFMAN F44W120SS F22 Feed Through Straight Section Wireway, 120 in L x 4 in W x 4 in H, Butt Hinged Cover, 304 Stainless Steel