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City of Indianapolis Approval Letter First Defense

City of Indianapolis Approval Letter First Defense High Capacity Stormwater Separator

Manual
Hydro-Brake® Drop test results

Find out how the Hydro-Brake® Drop performed during testing in Bo'ness, Scotland. 

Tech Info
Hydro DryScreen Sizing Tool

Use this tool to size the Hydro DryScreen® Next Generation Baffle Box for stormwater treatment. 

Resource
Canadian Sizing Tool: Separators & Filter

Use this tool to size Downstream Defender® and First Defense® stormwater separators as well as the Up-Flo® Filter system. 

Tool
Kansas City Sizing Tool Download
Resource