Rainwater Infiltration for a Single-Family House

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Trench system with DRAINMAX tunnel

  • Cleaning rainwater from sealed surfaces through upstream sedimentation and filter pits
  • Local infiltration of rainwater


1. DRAINMAX tunnel

6. Sedimentation / filter pit

2. Backfilling of tunnel from sides and top

7. Rainwater inlet

3. Filter fabric

8. Groundwater level

4. Tunnel overburden

9. Distaince to building foundation

5. Topsoil or surface cover

Category: RWV EFH
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Trench system with DRAINMAX Wabe

1. DRAINMAX Wabe

5. Sedimentation / filter pit

2. Filter fabric

6. Groundwater level

3. Topsoil or surface cover

7. Distance to building foundation

4. Rainwater inlet

Category: RWV EFH

Rainwater Infiltration for Commercial Properties

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Trough-trench system with DRAINMAX Tunnel

  • Cleaning polluted runoff water from sealed surfaces (such as a track) via a biologically active layer of soil in a trough
  • Local infiltration of rainwater via trough and trench

1. DRAINMAX tunnel

8. Biologically active layer

2. Backfilling of tunnel from sides and top

9. Maximum water level

3. Filter fabric

10. Overflow and ventilation chamber

4. Tunnel overburden

11. Trough embankment

5. Topsoil or surface cover

12. Rainwater inflow

6. Infiltration trough

7. Groundwater level

Category: RWV Gewerbe
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Trench system with DRAINMAX Tunnel

  • Cleaning of rainfall from sealed surfaces though upstream sedimentation and filter pits
  • Local infiltration of rainfall
  • Pit for flushing and inspection of the complete tunnel row

1. DRAINMAX tunnel

7. Rainwater distribution

2. Backfilling of tunnel from sides and top

8. Sedimentation / filter pit

3. Filter fabric

9. Cleaning pit

4. Tunnel overburden

10. Rainwater inlet

5. Topsoil or surface cover

11. Groundwater level

6. Ventilation

12. Filter fabric for the ground

Category: RWV Gewerbe
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Trench system with DRAINMAX Wabe

1. DRAINMAX Wabe

7. Cleaning / distribution pipe

2. Backfilling of Wabe from sides and top

8. Rainwater distribution 

3. Filter fabric

9. Ventilation

4. Topsoil or surface cover

10. Rainwater inlet

5. Sedimentation / filter pit

11. Groundwater level

6. Cleaning pit

Category: RWV Gewerbe

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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Information

Tel. +49 (0)241 96605 0

E-Mail: info@intewa.de

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