400-24® 24″ diameter round ring and grate. Stock item. Ring may be used as bottom flanged only. Sold as a set or as individual ring or grate. Pedestrian rated grate option may be available, call for details. Solid covers are stock items. H-20 traffic rated when properly installed in reinforced concrete. Uncoated cast gray iron ring and grate, ASTM A48 CL35B or better, AASHTO M306-10 (M105). Made in USA. LEED certifications available on request. Open areas listed in grate descriptions (flow data must be calculated) Please use the contact form or call us to request info & submittal sheets.

1-800-258-2278 Toll Free (972) 263-1360 DFW Local.