Why a Detention Roof?

What is a Detention Roof?

The Detention Roof is an innovative and proven effective green roof concept. This roof structure is of added value to additional solutions to temporarily collect excess rainwater. Even when fully water saturated, the Detention Roof is capable of fully retaining and draining rainwater in a controlled manner.

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Fighting floods the green way!

How is the Detention Roof constructed?

The Detention Roof is built up of four layers. Each layer has its own unique function in the total structure.

  • Sempergreen® Sedum-mix blanket
  • Urbanscape® Green Roll
  • Storage layer HC40
  • Detention layer T5
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Water calculation for your project

Would you like to know how a Detention Roof can contribute to your project? Request a water calculation.

Request here

Highlighted Cases.

Detention Roof Rotterdam

View the results of a water calculation in Rotterdam here

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Detention Roof Manchester

View the results of a water calculation in Manchester here

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Monday, June 29, 2020

The impact of extreme rainfall

The extreme rainfall due to climate change has a huge impact within urban areas

Thursday, June 18, 2020

The water calculation model of a Detention Roof

The effectiveness of a Detention Roof can be calculated based on historical precipitation statistics

Wednesday, June 10, 2020

Climate adaptive building shell

Redesigning the urban environment is a prerequisite to cope with the future climate