This 16x16 basin is the solution for the end of your drainage needs.Comes with our ADA/HEEL Proof 100% Stainless Steel Grating, which is polished as well. Never will rust! The Basin is made of PPE plastic and our galvanized stamped steel basket is perfect for removing sediment and debris from your water drainage. Piping can be easily added with our outlets as you can see. Comes with the steel grating as shown. B class, holds up to 27,500 LBS when embedded in concrete. 16 1/2" x 16 1/2" x 15