GSE offers FRP Vessels under its brand name ATLANTIC + Standard Sizes Available – 844, 1054, 1252, 1354, 1465, 1865, 2162, 2472, 3072, 3672, 4272, 4872 Maximum Operating Pressure < 150 psi Vessels are “burst tested” at 4 times the rated pressure Distribution Systems available FRP Liner / PE Liner available Smooth Internal Finish 2.5″ , 4″ and 6″ flanged openings available The ATLANTIC PLUS vessels have been tested and validated by IAPMO, USA for compliance with "material safety standards" for drinking water applications.