Attwood Shower Sump Systems
Attwood's shower sump systems deliver the performance you've been asking for. Choose from Standard Box or Large Box. Offering fast water flow into sump and quick installation. The new lid includes a gasket to seal the sump box against overflow. The sump box even includes an air vent to prevent air locks.
Standard Box, 500 GPH, 10-1/2"L x 8-1/8"W x 4-1/2"H - Attwood
Large Box, 750 GPH, 13"L x 7-23/64"W x 4-7/16"H - Attwood
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