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Rainwater harvesting made simple

How do you build a rainwater harvesting system? What do I need to think about when making a purchase? The right complete package from GRAF makes rainwater harvesting a simple task. Here you will find lots of useful information and films about how to construct and install a system. Our glossary provides brief, yet expert explanations of individual terms and answers to frequently asked questions are provided too. 

System Design home and garden

System design of a rainwater harvesting system Professional for use in the home and garden. 

System Design garden

System design of a rainwater harvesting system garden Comfort for use in the garden. 

Questions and Answers

The most commonly asked questions about rainwater harvesting.


From A to Z - Around the topic of rain and rainwater harvesting!

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