Feature: 1. Premium Material: Made of food grade LLDPE material, this RV water tank meets drinking water standards and is resistant to shock, pressure, heat, and cold, suitable for use in ?40~80??C environments. 2. Leakproof: The water tank is seamlessly molded with no welding seams, ensuring tightness and preventing leaks. The square design allows for easy storage and portability. 3. Customizable: The tank's smooth and sealed exterior allows for modifications to fit your vehicle or needs. You can easily add openings in any position to suit your cabin or use. 4. 130mm Water Inlet: Equipped with a 130mm large inlet with double layer protection, the tank allows for easy and quick water filling. It can hold up to 21 gallons of drinking water, suitable for daily use and outdoor camping. 5. Wide Application: Suitable for freshwater storage in RVs, trailers, outdoor camping vehicles, boats, and yachts. Also ideal for home water storage. Specification: Item Type: RV Water Tank Material: Food Grade LLDPE Capacity: 21 Gallon / 80 Liters Size: Approx. 455x655x320mm / 17.91x25.79x12.6in Features: Seamless one piece construction, smooth inner and outer Usage: Vehicle water storage, liquid storage equipment, hydroponic container Fitment: Fits for RV, trailer, camping vehicle, boat, yacht. Package List: 1 x RV Water Tank