Analog Manometer, Pressure Range - 0.20 to 2.6 in wc, 0 to 16 in wc, For Tubing Diameter 0.187 in, Maximum Operating Pressure 50 psi, Maximum Pressure 2.6 in wc, 16 in wc, Minimum Pressure - 0.2 in wc, 0 in wc, Scale Units in wc, Series 1227, Manometer Type U-Inclined, Primary Graduations 1 in wc, Housing Material Plastic, Includes Gas Pressure Kit No Gas Pressure Kit Included, Fluid Color Red. This item has been restricted from sale in the following state (s): []