The GRUNDFOS CR pump range are non-self-priming vertical multistage pumps suitable for a wide range of applications including water transfer, irrigation, boosting, and industrial use. The pumps are of heavy duty construction and are designed for continuous duty in commercial and industrial installations. All vital components including the impellers, intermediate chambers, and shaft are made from stainless steel and the and bottom housings from cast iron. The pump is water lubricated and is provided with tungsten carbide faced mechanical shaft seal.