... in weight, anti-bending, Applications: Widely used for conveying of air, inert gas water in mining, construction, engineering, shipbuilding, steel production ... (-4°F to +140°F) The standard sized of Rubber air hoseBritish measurementMetric measurementWeave floorW.PB.PMix lengthInchI.D. (mm)O ... /4”3242213301-1/2”3851213302”516521330 manufacture of 1/2" solid rubber air hose gas hose