Automotive-grade, multi-layer construction withstands the pressure build-up associated with closed fuel systems Cap with built-in vacuum valve means no need for manual venting Meets EPA and CARB (California Air Resources Board) regulations Complies with all ABYC/NMMA requirements for portable marine fuel tanks This tank has a built-in fuel gauge Tank Dimensions: 19.82″ L x 13.50″ W x 9.16″ H