Hydranautics is a global membrane technology manufacturer founded in 1963 that entered the reverse osmosis field in 1970 and was acquired by Nitto Denko Corporation in 1987, becoming part of the Nitto Global Membrane Division. The company produces reverse osmosis, nanofiltration, ultrafiltration and microfiltration membrane elements, including the ESPA, CPA and SWC families, PRO-Series elements, LD Technology low-fouling reverse osmosis elements, HYDRAcap and HYDRAsub ultrafiltration and microfiltration products, and custom process separation membranes. It also delivers integrated membrane solutions combining technologies with technical support and projection software. Manufacturing runs from Oceanside, California and Shiga, Japan. Applications include potable water, seawater desalination, boiler feedwater, industrial process water, wastewater treatment and reuse, electronics rinse water and pharmaceuticals.



