Home / Agriculture / Increasing Tee Increasing Tee Size: 16mm X 20mm X 16mm Related products Hydroponic Square Pot Hydroponic 4″ X 2″ Rectangular Pipe Hole Puncher 4mm for LDPE Tubing 2 Way Super Punch Spanner Anti-Insect Net 4″ X 2″ Rectangular Pipe End Cap With Outlet