Free Range 1000266 Small Flock Easy-Fill Drinker, 3.5 GallonEasy to fill and easy to clean 3. 5 gallon poultry drinker is molded from long life plastic and features a top fill bucket and a float in the base to allocate water to the rim. Excellent for indoor and outdoor use and accommodates up to 56 chickens or game birds. Capacity: 3. 5 gallon Easy clean Long life plastic A top fill bucket using a float in the base to allocate water to the rim Excellent for indoor and outdoor use Accommodates up to 56 chickens