Attributes . -33.46 to 0 ft H2O, 0 to 0.1000 Mpa, 0 to -0.9998 bar, 0 to -1.0195 kg/sq cm, 0 to -29.52 in Hg, 0 to -749.99 mm Hg, 0 to -99.97 kpa, 30 to 0 in Hg . Names