1)ISO9001:2008,/ ACS / ROSH certification 2)soft ,flexible , no odor and smell with fittings 3) termperature -20---75 PVC Spiral Water Suction Pump Hose ◊ Application· Application for drainage water suction and discharge ,agricultural,construction, mining, marine, and irrigation purposes.· Conveyance of air,chemicals,fertilizer and punematic lines etc· Also suitable for dust collection,vacuum ...