Automatic poultry watering system - You 't need to drill holes in the bucket, that kind of work is annoying. You only need to connect to Sch40 1/2inch pvc pipe. Superior - The real high- material is very sturdy, and it is difficult to break. Nipple and Tee can be perfectly matched, they are connected by threads, of course, you can also separate . About Leak - If the water pressure is high, PVC glue is required for the connection between PVC Tee fittings and 1/2inch pvc pipe. (All connections between PVC pipes require PVC glue when they reach a certain water pressure.) The threaded connection between the nipple and PVC Tee fitting will not leak. colour:White+red Material:Plastic, metal Package Contents: 10 set x poultry waterer Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.