For more than 50 years, the GRAF brand has represented high-quality plastic products. We are the leading manufacturer for domestic wastewater treatment, storm water management and rainwater harvesting products. All products manufactured by GRAF have a high quality standard and they are proven by various testing institutes as TÜV, PLUS X award and BBA. We are selling our products in more than 70 countries worldwide. Our high class manufacutring plants are ISO 9001 and ISO 500001 certified.
GRAF wastewater treatment plants achieve a cleaning performance of up to 99%. Less energy consumption and low maintenance, Graf wastewater treatment plants are reliable and cost effective.
GRAF stormwater management systems are suitable for various applications as rainwater infiltration, stormwater attenuation and rainwater harvesting. All GRAF products are usable for the "Sponge City Program" of China national government.
Otto Graf GmbH
Phone: +49 7641 589824
Fax: +49 7641 55589824
Graf China Environmental (Nanjing) Co., Ltd.
Jinma Lu 3, Maqun Science Park, Qixia District
Phone: +86 25 85725561
Fax: +86 25 85725501
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