Steel Ball Valve Poultry Water Nipples Sanitary Water for up to 30 Chickens, Turkeys, Geese or Ducks Pack of 10 Yellow NEW, push in design for 3/4" round pipe, leak free!! No caulk or tape needed, simply drill a 5/16" hole in your pipe and snap in place. (Must mount vertically) "Nippleator" hydration stick with garden hose adaptor Build your own poultry watering system with ordinary hardware store parts - instructions included Fill you system from outside the coop - no more stepping in you know what first thing in the morning!! 10 nipples will keep a flock of up to 40 chickens or 30 turkeys well hydrated