Think carefully about what you bury in the garden

The indestructible underground tank from Speidel is made of high-quality PE plastic. Massive reinforcing ribs and the thickest walls of all PE rain tanks make this cistern very robust and dimensionally stable.

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Water balloons in the garden

Rainwater cisterns

The principle of our tanks simply explained and illustrated

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RTMO – Rainwater cistern

Our cisterns won't leave you out in the rain

Longevity is reassuring, which is why we guarantee a choice of repair or material replacement for 25 years.

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Details of a rainwater cistern

Rainwater column tanks

News from the inventor of the rain barrel

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Rainwater column tanks in different colors

Complete kits

The complete rainwater harvesting system

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CGI-Model of a complete rainwater harvesting system