초록

Systems and methods for treating water passing through a catch basin may include first and second filters. In some embodiments, one or both of the filters can have a plurality of regions with different nominal flow rates.

대표청구항 ▼

What is claimed is: 1. A system configured to treat water passing through a catch basin, the system comprising:a first filter comprising an open end, a sidewall portion, and a closed end opposite the open end, the open end of the first filter removably mounted below an inlet of the catch basin; anda

What is claimed is: 1. A system configured to treat water passing through a catch basin, the system comprising:a first filter comprising an open end, a sidewall portion, and a closed end opposite the open end, the open end of the first filter removably mounted below an inlet of the catch basin; anda second filter extending from a first end portion having a first perimeter to a second end portion having a second perimeter, the first end portion of the second filter removably mounted to define an opening below the inlet of the catch basin, and the second end portion of the second filter removably secured to an inner surface of the catch basin at a location spaced apart from the inlet of the catch basin, such that the second filter defines a surface separating an inner portion of a cavity of the catch basin from an outer portion of the cavity of the catch basin.