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Certificate

Aeration systems Ltd. holds an internationally recognised certificate for quality EN ISO 9001:2000 since December 2002 (certification number Q 021209).
Re-certification and transition towards EN ISO 9001:2008 was made in May 2009.





Patents

The membrane diffuser is patented with:




patent number 294 / 20.08.1999 membrane diffuser DM-320










patent number 1226 / 27.11.2009 membrane diffuser DM-320A