Can be factory fabricated – folded and flaked. Excellent multiaxial strain properties. Good conformability. Broad seaming temperature window. FPP liners are very flexible and have excellent dimensional stability. FPP geomembranes have low crystallinity and are not affected by traditional environmental stress cracking. Black FPP geomembranes exhibit outstanding weatherability. High hydrostatic puncture resistance. Common uses are tank lining, water storage, grain cover applications.