RS Pro Delivery Hose. RS Pro lightweight delivery hose which has been reinforced with a rigid internal crush and kink resistant white PVC helix. The hosing is tough, flexible and durable and has outstanding resistance to the effects of weather. Features and Benefits. Optimal flow maintained by the smooth bore Tough, flexible and durable Outstanding resistance to the effects of weather Excellent chemical and abrasion resistance Lightweight construction for easy handling Standard colour: Transparent green, white helix. Application Information. Ideal for the light pressure delivery of water, slurries and powders. Popular in the agricultural, horticultural, marine and construction industries. The hose is especially ideal for use within the agricultural industry as it can convey liquid fertilisers, dilute chemicals and insecticides.