Downstream Defender® is an advanced hydrodynamic vortex separator that reliably captures and retains sediments, oil, trash and floatable debris from surface water runoff. A compact, low-maintenance stormwater treatment BMP, the Downstream Defender® enables engineers to deliver effective pollutant removal at a single point in the drainage system. It is available in a range of sizes and can function as either pretreatment or as a stand-alone device, providing a flexible, cost-effective stormwater management option.
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