Drain Grate with Side Outlet 50 , Grate, Round Pattern.Floor drains are used to dispose of domestic and industrial wastewater, as well as rainwater. Their design allows for installation at ground, floor, and roof levels. They serve as the final point in gravity sewer systems. Installation does not necessarily require a professional, but the grate height should be carefully measured, taking into account the level of the floor tiles. The casing should be embedded in concrete, which increases its