Dow FilmTec XLE-440 is an extra low energy, high productivity brackish water reverse osmosis element designed to deliver high quality water at low operating costs For municipal and industrial water applications. XLE-440 operates at less than half the feed pressure of a standard high rejection RO element and at up to 30% less pressure than other low energy membranes, resulting in lifetime energy savings greater than 100% of the initial membrane investment. FilmTec's superior automated manufacturing technology results in the most consistent performance element-to-element and year-after-year. Pricing is listed For membrane quantities up to 12. For pricing on quantities larger than 12 elements, please contact customerservice@evoqua. com to get a quote from a local salesperson.