A Sump Pump is used to remove surplus water from basement. CRI sump pumps are engineered for excellence. It minimizes clogging and saves energy too. The pump features reduced vibration and less noise. All the major components in the sump pump are manufactured with optimal design of diffusers and impellers to provide the best hydraulic efficiency. These sump pumps come with built in valve checks to ensure that there is no back flow and no water hammering.