Dura 401-486B 5" x 5" x 2" Black SCH 40 Slip x Slip x Slip Reducer Tee - This PVC reducer tee is a fitting in which the branch port is smaller than the ports of the run. The function of the tee is to permit flow at 90 degrees to the main direction of flow. It is constructed of durable PVC, and is compatible with other PVC piping. SCH 40 PVC pipe is easy to use and install and has a maximum working temperature of 140 degrees.