Natural resource planning tools


Dry filter box illustrations

Dry filter box with bioretension basin.

Dry filter box with bioretension basin.

Photo of the RainGuardian Turrent. Photo of the RainGuardian Turrent pretreatment chamber.

Photo of proprietary system used as an example only - not as an endorsement. RainGuardian Turrent pretreatment chamber (Patent No.: US 8,501,016 B2).

Photo of proprietary system used as an example only - not as an endorsement. RainGuardian Turrent pretreatment chamber (Patent No.: US 8,501,016 B2).

 RainGuardian Turrent pretreatment chamber illustration.

Dry filter section diagrams.