Pressure Independent Control Valve With Electric Actuator 1 1 2 In. NPT 2 Way 40 GPM Stainless Steel Trim D TIGB0B2 NPT 2 Way 172 Rango de Presion:0 a 1" w.c. NPT 2 Way 172 CV Plated Brass Trim DCA Profile Modulating Floating(Fail Closed) 24 Vac 1 Aux Switch Nema 3R Enclosure CO2 Wall Sensor Color Touchscreen LCD Display Analog Output No Humidity 1 NPT 2 Way 40 GPM Stainless Steel Trim DCA Profile On Off(Fail Closed) 100 250 Vac 1 Aux Switch Nema 3R Enclosure Pressure Independent Control Valve With Electric Actuator 1 1 2 In