Troy Valve Home » TROY VALVE Our Collection Water & Wastewater Valve Solutions Troy Valve provides dependable valve and flow-control solutions for water, wastewater and industrial applications. Sluice Gate Valves Heavy-duty valves designed to control, regulate and isolate water flow in water and wastewater systems. Mud Valves Specialized valves designed for draining, flushing and controlling flow in tanks, reservoirs and water-management systems. Telescoping Valves Adjustable valves designed for water-level control and discharge applications. Hydrostatic Pressure Relief Valves Pressure-relief solutions designed to protect water-retaining structures against excessive hydrostatic pressure. Flap Valves Flow-control valves designed to allow discharge while helping prevent unwanted reverse flow. Valve Operators Mechanical operating systems used to open, close and control water valves efficiently.