Grinder Pump

The Shark Series 840 Grinder Pump from Zoeller features durable heavy-duty finned cast iron construction, hardened stainless steel cutter and disc, which are protected from abrasive solids. Its unique reversible cutter action allows the pump to clear jams and hangups. Cutters can also automatically alternate direction to enhance blade life.
Zoeller. www.zoeller.com
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