Rainwater retention systems

Tunetanken rainwater retention system for drainage of roof areas as well as under-surface drainage. Tunetanken rainwater retention system can be established both under roads with heavy traffic and non-trafficked areas.

Tunetanken rainwater retention system is manufactured in fiber-reinforced composite material, which is a strong and durable material that is resistant against high tension from soil pressure, groundwater, and heavy traffic. Furthermore, the material is corrosion-free, which ensure that the Rainwater retention systems can withstand climatic influences from soil and acid rainfall without taking damage.

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Send us an email at salg@tunetanken.dk

  • Manufactured in fiber-reinforced composite.
  • Strong and durable design.
  • Low weight.
  • Long life-cycle.
  • Smooth and easily cleaned surfaces.
  • Chemically resistant.
  • Corrosion-free
  • Can withstand heavy loads.
  • Easy to install.
  • Available in different volumes.


L x W x HVolumeCollectionWeight
800 x 800 x 350 mm212 liter203 l (96%)9 kg
800 x 800 x 663 mm424 liter406 l (96%)18 kg

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