... sizes. 3)flexible tranparent,non-toxic,resist UV. agriculture PVC suction hose ◊ Application · Application for drainage water suction and discharge ... for dust collection,vacuum cleaner,air condition ◊ Appearance · corrugated hose with smooth cover.· distance average between each ripple.· no ... below zero to 70degree culsiusif you are interested in our PVC hoses, please do not hesitate to contact us. ...