| 摘要 |
A stormwater filter cartridge includes a housing having an inlet and a filtered outlet, and a filter medium disposed along a flow path between A drainage space forms at least part of the flow path and is disposed between a downstream side of the filter medium and the filtered water outlet A float tube disposed in the drainage space has an open lower end and open upper end, the float tube movable between a lowered position that inhibits filtered water at the bottom of the drainage space from passing to the filtered water outlet and a raised position that permits free flow of filtered water to the filtered outlet A fluid reservoir in fluid communication with the drainage space and is disposed within the housing and above the filter medium for collecting filtered water as water level in the housing rises while the float tube is in the lowered position. |
