GRO Tank Stormwater Detention Modules

2″ MODULE

GRO 2″ Stormwater Detention Modules are an effective and versatile stormwater retention and detention solution. Each detention module is 2″ thick, can be stacked up to 10′ high, and easily configured for efficient use of space. They are lightweight, making them quick to install, but also with strong compressive strength to accommodate heavy loads with a minimum of 6″ of cover.

2″ to 10′ Depth | .48 to 28.8 cf Stormwater Retention

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10″ MODULE

GRO 10″ Stormwater Detention Modules are a versatile and efficient stormwater storage solution to maximize retention and detention for blue roof projects. Each detention module is 10″ thick and can be stacked up to 10′ high. Designed as an open shell, these modules encourage infiltration and have 95% volume available for stormwater capture. Ideal for green space applications, GRO Stormwater Detention Modules are easily configured for efficient use of space and lightweight for ease of install.

10″ to 10′ Depth | 2.3 to 27.6 cf Stormwater Retention

Download Data Sheet

2″ MODULE

GRO 2″ Stormwater Detention Modules are an effective and versatile stormwater retention and detention solution. Each detention module is 2″ thick, can be stacked up to 10′ high, and easily configured for efficient use of space. They are lightweight, making them quick to install, but also with strong compressive strength to accommodate heavy loads with a minimum of 6″ of cover.

2″ to 10′ Depth | .48 to 28.8 cf Stormwater Retention

Download Data Sheet

10″ MODULE

GRO 10″ Stormwater Detention Modules are a versatile and efficient stormwater storage solution to maximize retention and detention for blue roof projects. Each detention module is 10″ thick and can be stacked up to 10′ high. Designed as an open shell, these modules encourage infiltration and have 95% volume available for stormwater capture. Ideal for green space applications, GRO Stormwater Detention Modules are easily configured for efficient use of space and lightweight for ease of install.

10″ to 10′ Depth | 2.3 to 27.6 cf Stormwater Retention

Download Data Sheet