WQ SS304 Non Clogging Mechanical Seal For Submersible Sewage Pump QW submersible wastewater pump is a newly developed submersible wastewater pump, which is designed based on the combination of the advanced technology from international submersible wastewater pump performance features. This submersible wastewater pump has features such as energy-saving, anti-winding, non-clogging, automatic installation and automatic control. …