Industrial-Grade ULP31-4040 RO Membrane for Seawater/Wellwater

HUAPAI ULP31-4040 reverse osmosis membrane features ultra-low pressure operation and high flow rate. With exceptional salt rejection rate (>99.7%), it efficiently removes TDS, bacteria, and heavy metals. Perfect for commercial water purification systems, drinking water machines, and industrial RO plants. Reliable, energy-saving, and built for long-term durability.