The Spectra Premium Industries, Inc. NS21A 21-Gallon Polyethylene Fuel Tank is engineered to provide a durable and reliable fuel storage solution for recreational vehicles (RVs), boats, and other marine applications. Designed with advanced materials and manufacturing processes, this fuel tank offers superior resistance to corrosion, UV rays, and chemical degradation, ensuring longevity and consistent performance in demanding environments. Its 21-gallon capacity is optimized for vehicles with limited space, making it an ideal choice for those seeking efficient fuel storage without compromising on quality. The tank features a fuel level gauge for easy monitoring and a threaded fuel fill port for straightforward refueling. Approved for both gasoline and diesel fuels, it meets ASTM D4054, D1998, and UL 142 safety standards, underscoring its commitment to safety and reliability. Installation is facilitated by included mounting brackets and hardware, along with a vent hose and clamp to ensure proper ventilation. A fuel pickup tube is also incorporated to maintain optimal fuel flow to the engine. In summary, the Spectra Premium Industries, Inc. NS21A 21-Gallon Polyethylene Fuel Tank offers a high-quality, durable, and efficient solution for fuel storage in RVs and boats, addressing the need for reliable fuel management in recreational and marine settings.