... easy to use 3.twith UV additiveo automatic chicken drinkerautomatic poultry drinkers It is a traditional product which is widely ... abs, inside: superior stainless 'Rt" ball -valve type: Make up of : out shell, back cover, control water pole, seal, valve, valve ... by birds for drinking, avoiding too much humidity on floor of poultry house Suitable for different growing period birds For broiler, breeder ...