1 2" 2 Way Globe Valve, Water Up To 50% Glycol, CV 1.6, 24 VAC VDC, Proportional [0 to 10 VDC], Non Spring Return, Nor Fuerza_1000 N 25" Fixed 0 10VDC Uni Dir 1% Rango de Presion:0 a 1" w.c. 25" Fixed 0 10VDC Uni Dir 1% No Disp No Probe 6 CV Stainless Steel Trim Standard Profile Modulating(Fail In Place) With 3 Meter Cable 24 Vac 30 sec Runtime Water Up To 50% Glycol