The PCI Classic membranes’ tubular membrane product is well suited to handle aqueous feeds with high levels of dry substances (up to 40,000 ppm), high viscosities, or high degrees of fouling. The PCI Classic membranes is available in a wide range of tubular Ultrafiltration and Reverse Osmosis membranes. Constructed in plastic modules and offered in three lengths (2m, 3m and 6m).