Ultra-Durable 44 Gallon Seamless RV Fresh Water Tank for Clean, Worry-Free Storage
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44 Gallon RV Water Tank 53 1/2" x 37 1/2" x 5 1/2"
100% Authentic OEM-Quality Parts: These rotational molded fresh water tanks are crafted to meet or exceed factory standards, making them a perfect upgrade or replacement for your RV, horse trailer, or marine vessel.
Premium FDA-Approved Material: Made from high-quality, durable polyethylene that's fully approved for safe drinking water storage—better than many stock tanks installed in factory-built RVs.
Seamless One-Piece Construction: Engineered without seams or joints for superior strength and leak-proof reliability, outlasting and outperforming typical OEM tanks.
Stain, Corrosion, and Rust Resistant: Designed to stay clean and functional even after years of use, ensuring your water stays fresh and your tank stays dependable.
Versatile Compatibility: Ideal for RV enthusiasts, horse trailer owners, or marine adventurers looking for a long-lasting, hassle-free water storage solution.
Enhanced Durability: Built tougher than many standard factory-installed tanks, offering peace of mind whether you're replacing an old tank or upgrading your setup.
| Capacity (gallons) | 44 |
|---|---|
| Length (inches) | 53.5 |
| Width (inches) | 37.5 |
| Height (inches) | 5.5 |
| Material | Polyethylene |
| Material approval | FDA-approved |
| Construction | Seamless one-piece |
| Resistance | Stain, corrosion, and rust resistant |
- What are the dimensions of the 44 gallon rv water tank? The tank measures 53 1/2 inches by 37 1/2 inches by 5 1/2 inches.
- Is there a minimum order quantity for this tank? Yes, there is a 10 tank minimum order for this product.
- What material is the water tank made from? The tank is made from premium FDA-approved high-quality polyethylene, safe for drinking water storage.
- Can this water tank be returned or refunded if i am not satisfied? No, due to this being a custom order, there are no returns and no refunds.
- How long does it take to produce this custom water tank? The estimated production timeframe is between 4 to 12 weeks.
100% Authentic OEM Parts
Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

