4Inch, sand, flat top, structural foam Polyolefin, atrium grate, with UV inhibitors, open surface area is 17.00 sequin, flow rate of 22.27 GPM, fits 4Inch sewer & drain pipe & fittings, 4Inch corrugated pipe, & 4 inch Triple wall pipe.
Features
Recommended for pedestrians
High quality product
Manufactured in China
USA SHIPPING
estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.