Durable, lightweight LLDPE water tank designed for reliable water storage in RVs, trailers, campers, boats, yachts and homes. Key benefits Long-lasting and impact resistant: Made from LLDPE material that resists shaking, stamping and everyday wear for dependable service life. Wide temperature performance: Rated for use in extreme temperatures from -40 to 80 degrees Celsius, so it works in cold winters and hot summers. Leak-resistant, seamless construction: One-piece, welding-gap-free design provides a tight seal to prevent leaks and improve durability. Space-efficient shape: Square profile makes the tank easier to store, stack and position in tight compartments. Lightweight and easy to handle: Low weight simplifies installation and reduces added load in vehicles and boats. What it solves Eliminates frequent repairs from weld failures or seams by using a seamless LLDPE construction. Keeps water secure across temperature extremes, avoiding cracking or deformation in harsh conditions. Frees up usable space with a square form factor that fits cabinets, storage bays and under-seat areas. Simplifies installation and replacement for owners who need a reliable, low-maintenance water tank. Features and performance Material: LLDPE (linear low-density polyethylene) for high tenacity and durability. Temperature range: -40 to 80 degrees Celsius for reliable performance in extreme climates. Construction: Seamless, no welding gaps for improved leak prevention and longevity. Shape: Square for easier storage and handling. Compatibility: Designed for RVs, trailers, outdoor campers, boats and yachts; also suitable for household water storage. Installation and use Hassle-free placement: Lightweight design and square shape allow the tank to be installed in a variety of locations inside an RV, trailer or boat — under benches, inside storage lockers, or in dedicated water compartments. Adaptable connections: Install with standard plumbing fittings and location-specific mounting options to match your vehicle or vessel layout. Low maintenance: Smooth, seamless interior resists contamination and is easy to clean when needed. Practical use scenarios Road trip RV: Mount under a rear bench or in a side storage bay to provide fresh water for the sink and shower without taking up living space. Boating and yachting: Use as a freshwater tank in the galley or head; seamless construction reduces leak risk in a wet environment. Home emergency storage: Store a reliable supply of household water in a garage or basement where temperature extremes may occur. This tank offers a combination of durable LLDPE construction, leak-resistant seamless design, wide temperature tolerance (-40 to 80 degrees Celsius) and a space-saving square shape — making it a practical water storage solution for vehicles, vessels and home use.