VRM™ 18″ reversible ring manhole ring & cover or grate– cast gray iron. Stock item. Ring may be used as top or bottom flanged. Sold as a set or as individual rings & lids. H-20 traffic rated when properly installed in reinforced concrete. Uncoated cast gray iron, ASTM A48 CL35B or better, AASHTO M306-10 (M105). Plain (no lettering) is standard. Lettering, special lettering or LOGOs may be available. Made In USA, LEED® certifications available on request. Please use the Contact Form or call us to request info & submittal sheets. 1-800-258-2278 Toll Free or (972) 263-1360 DFW Local.