We supply SSI Diffuser (formerly known as AIRFLEX Diffuser) for Aeration & Mixing Requirement in waste-water treatment plants. Contact number : + 603-51212996 PTFE-Coated EPDM membrane (SSI Patented) VS EPDM membrane. The PTFE surface layer protects the EPDM substract from chemical attack, while at the same time signifi-cantly reducing surface fouling on the membrane. KL International Airport WWTP Process System : SBR Type of Diffuser :12” Disc Quantity :8,200 pcs