Aeration Product Specialists

Diffuser ExpressTM (DX) is committed to excellence in supplying diffusers, replacement membranes, and specialty diffuser items across all brands for new and existing water and wastewater treatment applications. DX delivers a stream of technology advances using EDI's quality products with "express" service and competitive pricing. Diffuser Express products will keep your aeration system at the front edge of technology. DX stocks a multitude of high-quality aftermarket replacement membranes and parts to upgrade your existing system for improved operational efficiency or increased capacity