Otto Graf GmbH
Plastic Products
Tel. +49 7641 589-0
Fax +49 7641 589-50
export@graf.info
www.graf-water.com
Carl-Zeiss-Straße 2-6
DE-79331 Teningen, Germany

Drainage

Drainage

Drainage means the discharge of water through artificial installations. Such measures include, for example, drainage from buildings through gutters and downpipes, the removal of ground water and rainwater via drains and the discharge of wastewater and rainwater from residential and industrial areas into the sewer system.

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https://www.graf-water.com/rainwater-harvesting/all-about-rainwater-harvesting/lexicon/begriff/drainage.html

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