Rainwater system – residences

Complete Tunetanken system for collecting rainwater to use for e.g. flushing the toilet, laundry, carwash and other outside purposes. Rainwater used for flushing the toilet and laundry may only be collected from the roof.

The rainwater system is placed under ground or in a cool basement. The rainwater system for residence consists of a rainwater tank for underground installation, toggle spring filter and WSP100 filter, Rainmaster ECO booster pump, piping and a cover.

Contact sales
Send us an email at salg@tunetanken.dk

  • Complete and flexible system.
  • Rainwater tank in fiber-reinforced composite material.
  • The rainwater system can be delivered with extra reinforcements against pressure from groundwater, heavy traffic load and increased soil pressure.


1250 mm2500 liter2250 mmComposite
1400 mm3000 liter2300 mmComposite
1600 mm4000 liter2300 mmComposite
1800 mm5000 liter2400 mmComposite
2000 mm6300 liter2400 mmComposite
2300 mm7300 liter2200 mmComposite
2300 mm8300 liter2500 mmComposite
2500 mm10000 liter2500 mmComposite

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