Get two outlets in one part with the 8 in. Pro Series™ Channel Drain Side Outlet with Bottom Outlet. Works with the Shallow Profile 8 in. Pro Series Channel Drain. The side outlet connects to 3 in. sewer and drain fittings and the bottom outlet connects to 4 in. sewer and drain pipe. Made of polyvinyl chloride treated with UV inhibitors, it can be solvent-welded with PVC glue for a water-tight connection.