Membrana has introduced the W20 Liqui-Flux® Ultrafiltration Module with 91m2 of membrane surface area. This new product with its high filtration surface area allows customers to build ultrafiltration systems using fewer modules and less equipment. The Liqui-Flux® W20 is a durable and robust ultrafiltration module that can process flow rates of 4.5-14 m3/h in a single device. The module utilizes the proven UltraPESTM membrane in an inside-out flow configuration and delivers consistent, high quality filtrate.