US TRENCH DRAIN, 83302-3.33 ft Regular Trench Drain - Sandstone Polymer, Heel Friendly Grate - For Drainage Systems, Driveway, Basement, Pools etc. SANDSTONE POLYMER CHANNEL - Made from lightweight, UV stabilized Poly Propylene Polymer, 3.33 feet. EASY ASSEMBLY - Simple click together design. Easily removable grate that allows for easy cleaning. DURABLE - 10,000 lbs. vehicle rating when set in concrete. PERFECT FIT - Easy Cut sections every 8in and join using our Convertors, to perfectly fit to any location. DIMENSIONS - 39.37 L x 5.43 W x 5.39 H.