Tuf-Tite 4-Hole Distribution Box. Comes complete with a lid. Lid is 11' x 11' -- Box is 15-1/2' tall -- There is a 2' drop between inlet and outlets for proper flow to the field lines. Used with multiple schedules of 4' Pipe sch40 pvc, sch 20 pvc, sdr 26 green pvc pipe. Includes 3 Orange Seals & 3 Yellow Rings. The rings are for different such pipe and are easy to install.