Pressure Independent Control Valve With Electric Actuator 3 4 In. NPT 2 Way 5 GPM Stainless Steel Trim Stan H221 NPT 2 Way 266 Rango de Presion:0 a 1" w.c. NPT 2 Way 266 CV Plated Brass Trim DCA Profile Modulating Floating(Fail In Place) 24 Vac 2 Aux Switches Nema 3R Enclosure Cv 19 Valve Actuator NPT 2 Way 5 GPM Stainless Steel Trim Standard Profile Floating On Off(Fail In Place) 24 Vac Pressure Independent Control Valve With Electric Actuator 3 4 In