Pressure Independent Control Valve With Electric Actuator 1 1 2 In. NPT 2 Way 10 GPM Stainless Steel Trim D serie 250 af Duct Humidity Sensor 1% NIST Rango de Presion:0 a 1" w.c. Duct Humidity Sensor 1% NIST 4 20mA 175 259 3 ARMATURE & FLOAT ASS NPT 2 Way 10 GPM Stainless Steel Trim DCA Profile Modulating Floating(Fail Open) 24 Vac Pressure Independent Control Valve With Electric Actuator 1 1 2 In