Can You Use a Sump Pump as a Sewage Pump?
A sump pump cannot serve as a sewage pump. Sump pumps move clean groundwater, while sewage ejector pumps handle toilet and fixture wastewater with 2‑inch solids clearance, sealed vented basins and larger discharge lines. Wrong substitution leads to clogs, motor stall and dangerous sewage backup. This article compares pump types, IPC code, sizing, velocity rules, maintenance and risks for residential installations.
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