Installation steps:
1、Find a 4" x 4" area on the side of your stock tank.
2、Drill a 2-3/4" hole, leave at least 3/4" distance around the ribs of the tank.
3、Insert the connector after applying silicone (If the tank has vertical ribs, apply a bead of silicone caulk on the flat rubber washer which faces the tank).
4、Let threaded connector and rubber washer slide through hole from the inside of the tank.
5、Tighten them up as much as you can.
6、And then connect the plunger valves and pump hoses (Not Included).