... . SS case 40--150mm, Brass /SS connection, 3. Glycerine/Dry,with Flange or Bracket 4.CE Rohs Pressure Gauge/Manometer SpecificationTemperature ... Steel 304Fluid filled:Glycerine,Silicon\Window:Polycarbonate, GlassPolycarbonate, GlassDial:AluminiumAluminiumDial Face:single, dual, w/Logosingle, dual, w/LogoPointer:Aluminium, AdjustableAluminium, AdjustableBourdon ...