Simplex Sewage Systems is used for collection of sewage, effluent, drainage, toilet and seepage water. It is used to evacuate for homes, farms, light commercial and industrial. It includes basin and cover assembly and full flow check valve. It handles liquids and solid waste materials. It includes polyethylene basin with structural foam one piece cover or structural foam polyethylene basins and steel covers and sturdy roll-top design. It has Multi-Tite® inserts for cast iron inlet pipe. Molded inserts on bottom of basin is used to locate and secure pump. Oil-filled motor for maximum heat. It feature includes automatic ejector, recessed vortex impeller for free flow of solids, rotary shaft seal has carbon and ceramic faces for positive seal, thermal overload protection with automatic reset. It has oil-filled motor for maximum heat dissipation and continuous bearing lubrication.