Portable Fuel Tank – 12 Gallon with Gauge Attwood has engineered the industry’s only comprehensive EPA-certified fuel tank-to-engine solution. Tough materials and innovative design stand up to harsh marine conditions. A 12-gallon tank is ideal for pontoon boats where more fuel capacity is needed. Includes gauge. Features: 12 Gallon fuel capacity Compatible with 1/4-inch NPT fuel fittings High-Contrast, easy to read gage Additional oil and ullage/vapor capacity EPA Cap with automatic, high-flow vacuum valve UV-grade multi-layer tank material 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 Dimensions: Length: (inch) 22.75″ Width: (inch) 14.25″ Height: (inch) 14.47″ *No fuel line included Quick Guid https://productimageserver.com/literature/quickGuide/98378QG.pdf