Rainwater harvesting
Rainwater cisterns
Think carefully about what you bury in the garden. Using our RTMO as an example, we will show you what distinguishes our underground tanks.

Rainwater column tanks
News from the inventor of the rain barrel
Back in the 1980s, we were already ahead of our time: the classic rain barrel that everyone knows today was in fact invented by Speidel. The further development is the rain column.

Ways to use rainwater
With a rainwater harvesting system you can save up to 50 Percent of your daily fresh water consumption.

Usage methods
All methods of rainwater harvesting.

Advantages
The tanks from Speidel offer significant advantages over other types of tank:

Wastewater
Wastewater costs are incurred among other things by purification of the diluted sewage and storm water in the sewage system.

Concrete cistern or plastic tank?
Advantages of a plastic rainwater storage tank compared to a classic concrete cistern.

Large-scale systems
Size does matter. Rainwater harvesting systems have gained importance especially for public buildings, and for industrial and commercial activities.
