... , Odourless, Non-toxic, flexible, colourful, smooth, tensile strength material, 3/4" PVC spiral suction hose 1- Reference Data: PVC SPIRAL SUCTION ... . 3- Delivery Date: Within 20days after we received your deposit.4- Terms of Payment : 30%T/T in advance , the balance ... see the copy of B/L by fax oremail.5- Quality Assurance: Certifications of ISO9001,SGS,ROHS,REACH,CE,RAH ...