Spence/Emerson: Pressure Reducing Valves, Temperature Regulators, Pneumatic Control Valves, Electric Control Valves, Steam Traps: Thermostatic, Thermodynamic, Inverted Bucket, Float & Thermostatic, Pump Traps, Flash Tanks, Sanitary, Condensate Return Systems, Safety Relief Valves. www.spencevalve.com/en-us