2 1 2" 2 Way Globe Valve, Water Up To 50% Glycol Steam, CV 63.0, 24 VAC, Proportional [0 to 10 VDC or 4 to 20 mA], Spr Sensores de Presión 1800 ohm thermistor Rango de Presion:0 a 1" w.c. 1800 ohm thermistor Rango de 0 10 GPM de agua Stainless Steel Trim Water Up To 50% Glycol Steam