Ultra-Urban Filter - Drain Insert
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The Ultra Urban Filter Drain Insert Series offers the same filtration characteristics of the CO series for stormwater filtration of hydrocarbons, trash and sediment. The unique micro porosity of Smart Sponge allows the DI2020 a hydraulic flow rate of more than 500 gallons per minute, and has proven effective in removing more than 80% of hydrocarbons and TSS (300 microns or greater). Additionally, a significant reduction in coliform bacteria can be obtained.These units are designed to be suspended beneath a collar installed under the stormwater grates. This simple design allows easy access for maintenance while eliminating the potential for street flooding in the event of a plugged filter.
Norwalk, CT installed 275 Ultra Urban Filters in 2004 and conducted field testing indicating a 75% reduction in hydrocarbons. Three rounds of cleaning also yielded 37,976 pounds of trash and debris. Contact AbTech for antimicrobial test results.






