Made of strong, heavy-duty plastic. Top-fill design is easy to use. Valve in base controls water flow – close when filling, then
open to allow water to fill the base. For best results, set waterer on flat ground before filling. Accommodates up to 40 chickens,
also works well for most poultry and some waterfowl. Best suited for juvenile and adult birds. L 17.5 IN x W 18.25 IN x H 18.25 IN.