Choice of sizes, fast water flow into sump box, quick installation. Inlets are routed directly into sump box and additional inlets may be added through the use of thru-hulls. Faster draining with less clogging and less-frequent cycling resulting in lower power drainage. Gasket included in lid to seal against overflow. Sump box includes air vent to prevent air locks. Slotted mounting feet allow quick installation. Straight mesh filter allows easy removal and cleaning. Meets or exceeds all applicable standards of the ABYC and U.S. Coast Guard.