... exposed Application:dry flow line,air shower,supply air,etc Exposed Stainless Steel Air Shower NozzleMaterial:SSStyle:exposedApplication:dry ... flow line,air shower,supply air,etcCharacteristicSeriesNozzle Orifile Diameter (mm)Overall Dimension ... cover,seal ring,typhon,ball headModelMaterialEffective Area(M2)Air blowing Measure (M3/h)SSABSSS(Large bore)V ...