NDS INC 11 ROUND GRATE, BLACK FOAM POLYOLEFIN, 4-IN

NDS INC 11 - ROUND GRATE, BLACK FOAM POLYOLEFIN, 4-IN. - 4", BLACK, ROUND STRUCTURAL FOAM POLYOLEFIN GRATE WITH UV INHIBITORS, OPEN SURFACE IS 3.85 SQIN & IT'S 5.04 GPM, FITS 4" SEWER & DRAIN PIPE & FITTINGS, 3" CORRUGATED PIPE, & 4" TRIPLE WALL PIPE, RECOMMENDED FOR PEDESTRIANS, BICYCLES, & WHEEL CHAIR TRAFFIC. 4", BLACK, ROUND STRUCTURAL FOAM POLYOLEFIN GRATE WITH UV INHIBITORS, OPEN SURFACE IS 3.85 SQIN & IT'S 5.04 GPM, FITS 4" SEWER & DRAIN PIPE & FITTINGS, 3" CORRUGATED PIPE, & 4" TRIPLE WALL PIPE, RECOMMENDED FOR PEDESTRIANS, BICYCLES, & WHEEL CHAIR TRAFFIC. 4" BLACK ROUND GRATE ADA COMPLIANT / HEEL-PROOF FITS VARIOUS SEWER AND DRAIN PIPES AND - EQUAL TO 161403