Deep Profile Hdpe Trench Drain-39.4Lx6.1Wx5.5H In. Channel Drain With, Landscape [High Quality]39.37 * 6.1 * 5.51" channel drain with grate is made of high density polyethylene (HDPE) which has higher hardness and tensile strength than ordinary polyethylene. Make sure the trench drain system will not damaged when human pass by. Bottom outlet diameter is 3" 4-5/16"; Outlet adapter diameter is 1-7/8" 3-1/8"; Side outlet diameter is 1-5/8" 2-15/16". [Perforated Design]Our trench drain system for yard adopts perforated design. It ensures fast drainage and prevents leaves and small objects from entering the trench bottom. Moreover, the grate and the trench adopt sliding connection without screws or clasps. Easy to clean. [Dot Design]The surface of the trench drain grate is designed with dots. Increased friction to prevent you from slipping when you install it next to the swimming pool. [Back Reinforcing Rib]The back of the drain channel grate has been reinforced to prevent damage. The base has a stable design to prevent damage caused by uneven force of trench drain. Application for sideway, pool, downspout, yard fence, houseside and garden. [Package Includes]What you currently see consists of 2 grates, 1 trench drain and 2 outlet adapters. 39.37 in. total length. You can slide this yard drainage systems directly together for extra length.