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Mouth Nose protection masks (sonoMN)


In the fight against the COVID19 virus, protective masks are an important tool and in great demand. We have reacted to this demand at short notice - developed a mask and changed our production. We currently sell our mouth-nose protection masks as a finished product or as a kit.

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About us

Producing about 1 million dash board insulations annually, based on different, partly patented material and technology concepts, we supply a... read more


We have doubled our number of employees in recent years and, given our strong growth and first steps of internationali­zation, will continue… read more


Our in-house technical department provides for several pilot plants and facilities for prototype construction to determine… read more


We at DFA have a variety of cutting-edge plants, punches and robotic-supported presses... read more


We develop and produce for renowned companies in the automotive, household appliance and construction industry… read more

DFA News

Find out about the company's development, updates and current events concerning the DFA Bielefeld. read more

Press reports

An overview of reports in the daily and trade press as well as other relevant publications and reports around the DFA Bielefeld… read more


How to find us. read more

DFA Bielefeld GmbH
Ernst-Graebe-Str. 10
33611 Bielefeld
Phone: +49 (0)521 5240 - 5
Fax: +49 (0)521 5240 - 442
Email: contactmail

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