The Pentair GRO-36EN High Recovery Reverse Osmosis Membrane is a white plastic water filter designed for household use. It is compatible with WECO VGRO Series and Pentair Freshpoint models, and is effective in removing lead contaminants through its reverse osmosis filtration method. This new membrane comes with free shipping, making it a convenient and efficient solution for water purification in your kitchen or home. Package has some wear but sealed. Free Shipping.