(20) 1/2" PVC Fittings for Waterer Cups or Nipples for Chicken/PoultryTwenty (20) New Aftermarket Water Drinker PVC Fittings For Waterer Cups or Nipples (Poultry) Tech Info: 1 2" PVC Tees for connecting to 1 2" PVC Pipe. Accepts either PVC Drinker Cups or Poultry Screw in Nipples 1 2" PVC Tee is slip to slip on open ends, this means you slide your PVC pipe directly into the Tee Slide brackets onto 1 2" PVC and screw cups in and out as needed Very easy install = slide fitting over pvc pipe and screw in cups Heavy Duty