(3-Pack) Calvana 4" Round Atrium Drain Grate Cover, Compatible with NDS 78A, Fits 4" Sewer and Drain Pipe Fittings, Perfect for Small Lawns, Landscaping, Patios, Extra Tough Polyethylene, Black
Fits 4-Inch Pipes: Perfectly fits 4" sewer and drain pipes, including SDR 35, triple wall, and corrugated pipes. Just make sure your PVC fittings have a belled end for a proper fit
Built to Last: Made from tough polyethylene that's specially treated to resist UV rays, harsh weather, and extreme temperatures without cracking or fading. We added 20% more reinforcement to make it even tougher and more durable
Blocks Leaves and Debris: Keep leaves and debris out of your drain pipe with this grate, so you won't have to worry about clogs while letting excess water flow right through
Perfect for Mulched Landscape Beds: This drain grate is great for managing moderate water flow from mulched beds, natural areas, and window wells. The large opening slots allow for maximum water flow while keeping out larger debris, and it's tough enough for pedestrian, bicycle, and wheelchair traffic
Super Easy to Install: Just pop it on top of your drain pipe or fitting for a snug, soil-tight fit, and it will match your landscape perfectly
Specifications: It has a flow rate of 52 GPM and 17.0 sq. in. of open surface area. The grate stands 4-7/16 in. tall, with a top diameter of 2-3/4 in., and the openings measure 1/4 in. wide