Standard 24″ watertight manhole rings & covers, with bolts, gaskets & standard lettering or LOGOs. Cast gray iron. Stock items. Special lettering or LOGOs may be available on special orders. H-20 traffic rated when properly installed in reinforced concrete. 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.