Customer Service

EDI is uniquely positioned to support the large number of wastewater treatment plants located throughout the world (approximately 20,000 facilities in the USA alone!). EDI's Diffuser Express® Division, Regional Service Centers, and network of Market Partners support the aeration equipment needs of EDI and non-EDI systems with superior quality products. Diffuser Express maintains a large inventory of key system components for quick delivery. For immediate access, view the Diffuser Express online catalog or a local EDI Market Partner.