Trojan Model 33 Cast Iron Cup pressur Waterer 16104A

The Trojan Cast Iron Cup Waterer is designed for pressurized situations and features a trouble-free, non-siphoning, patented 393 valve. The orifice sleeve inside the filter controls high and low water pressure for uniform water flow. The non-porous cast iron is easy to clean.

The waterer is use activated by the pigs activating the paddle and drinking from the small cup.  Once the paddle is released, the water flow will stop. 

This is not a gravity fed waterer. You will need an adapter (Trojan 290 Gravity Valve) to attach this waterer to a barrel.