TRIHIGH-Europes Tripure CLN Series hollow fiber ultrafiltration membranes are designed for multiple drinking and wastewater applications. Features include 50-70 K and 30-50 K pore sizes, DN25 feed inlet and permeate outlet. Operating pressure range is between 0.2 and 0.3 MPa; temperature range is 41-122F (5-50C). Backwash frequency is determined by pressure drop. http://www.trihigh-eu.com