Engineered for peak hydraulic performance without overloading, the GSP0311 Cast Iron Sump and Effluent Pump is ideal for sump, small basin and effluent installations. Approved for residential use, the pump is corrosion-resistant for lifetime use and built with high-quality components to keep your basement dry. The premium mechanical seal design provides superior protection against abrasive materials, while the suction strainer covers the entire base to reduce debris entry. Learn more about the GSP0311 Cast Iron Sump and Effluent Pump