Water Treatment and the Environment

We provide water-treatment membrane technology to help solve global water resource problems, alongside products that contribute to the quality, health, and esthetics of people's lives. Among these, our RO (reverse osmosis) membrane for water treatment is world-beating both in terms of technology and market share.

Water Treatment

Morishui is leading the way to a sustainable future with our innovative membrane technologies
that produce clean water and recover valuable resources.

Morisui began producing spiral-wound reverse osmosis and nanofiltration membrane elements in 1988, first using cellulose acetate membrane material. Today, our product line includes a full range of state-of-the-art cross-linked polyamide composite membranes manufactured under ISO-9001 certification for consistency in product and service quality.