... customized Working pressure:Less than 4 bar ISO9001 Standard Water tube:Material:PVCI.D:8-150 mmColor:Black or customizedLength ... frost crack and anti-aginghigh temperature resistanceacidproof and alkaliproof Applications:water supply, sewerage, irrigation, mining, oil field, marine ... through the oil, through the chemical gas, water, and drainage for the water pump and air conditioning. Water tube