6" GRN Atrium Grate

NDS 6" Green Atrium Grate is made of flat top structural foam polyolefin with UV inhibitors. It has an open surface area of 25.50 Sq.In. and a flow rate of 33.41 gpm. It fits speed basin, 6" sewer & drain pipe & fittings, 6" corrugated pipe. It comes with a limited lifetime warranty.