NDS 6" Black Round Structural Foam Polyolefin Grate with UV inhibitors. It has an open surface of 9.11 Sq.In. and a flow rate of 11.92 gpm. Fits Speed Basin, 6" sewer and drain pipe and fittings, and 6" corrugated pipe. Suitable for pedestrians, bicycles, and wheelchair traffic.
WARNING: This product can expose you to chemicals, including Vinyl Chloride which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov