Little Giant® Trough-O-Matic® Stock Water Tank | Float Valve Controlled Watering Tank Plastic Housing Anti Siphon Valve Expansion Brackets 1 Count A6724e0d C4d8 474f 819f 0d3820829a0a.ee0e5286710b7793eaca2fe1596b62b9 Livestock Drinking Trough Valves | Hog Slat Little Giant Trough-O-Matic Stock Tank Float Valve with Plastic Housin Say goodbye to constantly topping off waterers-this robustLittle Giant Metal Trough‑O‑Matic® valve keeps your livestock's water tanks filled automatically, 24/7. Built tough for life on the farm, it boasts a heavy-duty aluminum housing with a nylon orifice that delivers up to245 gal/hour, operating cleanly between20-50 psi Little Giant Trough-O-Matic Stock Tank Float Valve with Aluminum Housing and Expansion Brackets