PVC MaterialCompared with the three-way fittings made of PP soft plastic material, this time we use PVC high-quality hard plastic to make. which is very solid and durable, not easily damaged in a complex environment like a farm.Tip: Tee PVC 1/2 X 1/2 X 1/8^ Chicken Automatic WatererThe chicken waterer cups has a yel trigger that will attract chickens to peck it, When chickens peck the yel trigger, the chicken waterer valve automatically releases water into the plastic cup. Provides clean water to chickens, and doesnt waste water.^ Simple and Effective to Reduce LeakageThe waterer cups will not release water before the chicken pecks the yel trigger, Thread system + silicone gasket can minimize leakage due to improper drilling.^ Easy to Install and CleanThese waterer PVC tee fittings are very easy to install with no need to drill holes, then connect the cup to the tee fitting. The red cup is removable, Not easy to block, So it is easy to clean.^ Sufficient Quantitythe package provides you 4 pieces chicken watering cups and 4 pieces PVC tee fittings, Enough for you to use and replace in daily life, or you can prepare them as backup. If you have any questions during use, please feel free to contact us. ^