PREMIUM QUALITY - Attractive lightweight design manufactured using High-Density Polyethylene (HDPE) with a UV inhibitor to reduce sun damage, cracking, and fading. HDPE is chemical-resistant, rust-proof, maintenance-free, and easy to install. SUPERIOR STRENGTH AND DURABILITY - One-piece injection-molded structural foam Polyethylene design provides maximum strength and impact resistance for continuous use - ADA Complaint - 500lbs maximum load - recommended for pedestrians, bicycles, and wheelchair traffic APPLICATION - Ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. Meets Load Rating Class A: Loads of 0-60 PSI Recommended for Light. PROUDLY MADE IN THE USA! Bottom Outlet Fits -6” S&D, 6” Sch40, 6” Corrugated, and 6” S&D HUB. Actual grate is 7.75" x 7.75" x 2.13". Ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This grate helps to collect and remove excess water from driveways, patios, yards, and any other outdoor areas. ADA-compliant, designed for maximum strength and durability, for use with 6" Round Catch Basins & 6" SDR Pipe & Fittings, Corrugated Pipe, Belled End Pipe & Double Wall Pipe Meets Load Rating Class A: Loads of 0-60 PSI Recommended for Light. Easy to use, StormDrain Water Management Systems grates feature UV inhibitors that prevent fading and cracking from the sun. These chemical-resistant and rustproof grates are maintenance-free, lightweight, and easy to install.