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Dimension in a few moments your customized INTEWA product.


RAINMASTER rainwater unit


PURAIN rainwater filter


AQUALOOP water treatment


DRAINMAX trench tunnel


In order to dimension your project, we work with RAINPLANER.

  • Design of all infiltration variants according to DWA-A 138
  • Design of rainwater retention tanks according to DWA-A 117
  • Evaluation of rain drainage pipes according to DWA-M 153
  • Flood detection according to DIN1986-100

If you would like to dimension your project yourself, you can test RAINPLANER. You can also purchase the license directly from the manufacturer.

The possibility to save drinking water has enhanced strongly the last years.

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A rainwater filter cleaning itself by the principle of the hydraulic jump.

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The DRAINMAX tunnel infiltration system: The only plastic trench with flushable  ground.

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The optimized water pump station for rainwater and greywater utilization in every planned construction.

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Tel. +49 (0)241/96605-0

E-Mail: info@​intewa.​de

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