... 3.Used for convey liquid. 4.PVC hose. pvc tube PVC steel wire reinforced hose / pvc spring hose 1.Food-stuff industry ... transparent,clearPVC steel wire reinforced soft hose / PVC spring hose / pvc spiral hose also called spring hose ,the plastic ... non poison has steel wire screwly in the PVC body .It fits to the temperature range trom ... powder in factory agrichlture,buliding ....width: 105px; pvc tube