stormwater downspout unit and media, stormwater treatment unit

Enpurion Macro Downspout Unit - High Capacity Stormwater Unit, Polypropylene

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High capacity stormwater treatment downspout units have a working capacity of 404 gallons of treatment media, well-screen collection systems with a mineral media base to assure efficient treatment and rapid discharge.  Cellulose-based metals sorption media and naturally buffering mineral media for stormwater treatment is standard.  Flow rates are 70-120 GPM. (Price is per layer)