For over 40 years, XR Geomembranes from Seaman Corporation have been successfully used throughout the world to formulate the strongest, most durable geomembranes in use today, setting the industry standard for geomembrane strength, durability, and performance. Seaman Corporation offers three grades of XR geomembranes for containment: XR-5® for broad chemical resistant applications requiring high-strength membranes; XR-3® for moderate chemical resistant requirements; and XR® PW for potable water contact products.