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Upgrade your RV's water storage with this premium 70-gallon fresh water tank from Elkhart Plastics. Designed as a direct OEM replacement, this high-quality tank provides reliable water capacity for extended camping and travel adventures.
Features and Specifications
- Precise 77 5/8" x 20" x 11" dimensions for standard RV installation
- Manufactured by trusted Elkhart Plastics/Ameri-Kart
- Durable polyethylene construction for long-lasting performance
- Compatible with most RV makes and models
- Direct OEM replacement tank (Model 4364)
- Designed for optimal water storage and transportation
Why Choose This Fresh Water Tank
Elkhart Plastics has been a leading manufacturer of RV water tanks for decades, known for their exceptional quality and precision engineering. This 70-gallon tank represents their commitment to producing reliable, durable water storage solutions that meet the highest industry standards.
Their advanced manufacturing processes and rigorous quality control ensure that each tank provides maximum performance, resistance to cracking, and consistent water containment for RV enthusiasts seeking dependable water storage.
Compare Similar Fresh Water Tanks
| Model | Capacity | Manufacturer | Details |
|---|---|---|---|
| 70 Gallon RV Fresh Water Tank 77 5/8" x 20" x 11" - Elk (This Product) | 70 gal | Elkhart Plastics/Ameri-Kart | Current Product |
| 71 Gallon RV Water Tank 72" x 38.5" x 6" EPI 4348 - DIS | 71 gal | Elkhart Plastics/Ameri-Kart | View Details |
| 68 Gallon RV Water Tank 55" x 37 1/2" x 8" EPI 190W Dis | 68 gal | Elkhart Plastics/Ameri-Kart | View Details |
| 73 Gallon RV Water Tank 52 1/2" x 25 1/2" x 13" EPI 189 | 73 gal | Elkhart Plastics/Ameri-Kart | View Details |
| 66 Gallon RV Water Tank 64 1/2" x 29 1/4" x 8 1/2" EPI | 66 gal | Elkhart Plastics/Ameri-Kart | View Details |
Tip: Measure your tank cavity before ordering to ensure a proper fit.
Technical Specifications
- Total capacity: 70 gallons
- Material: High-density polyethylene
- Color: White
- Weight: Approximately 35 lbs
- Maximum working pressure: 5 PSI
- UV resistant surface
- Chemical and corrosion resistant
- Meets industry standard specifications
What's Included
- 1x RV Fresh Water Tank
- Manufacturer documentation
Frequently Asked Questions
Why Buy from Elkhart RV Parts
Elkhart RV Parts sources directly from trusted manufacturers including Elkhart Plastics and Ameri-Kart, ensuring every tank meets OEM specifications. We offer fast shipping, expert support, and a hassle-free return policy. Our team understands RV plumbing and can help you find the right replacement tank for your specific application.
| Material | Polyethylene |
|---|---|
| Width (inches) | 20 |
| Height (inches) | 11 |
| Length (inches) | 77.625 |
| Capacity (gallons) | 70 |
| Wall thickness (inches) | 0.18 |
- What are the dimensions of the 70 gallon rv water tank? The tank measures 77 5/8 inches in length, 20 inches in width, and 11 inches in height.
- Is this water tank suitable for storing drinking water? Yes, it is made from premium FDA-approved polyethylene material that is safe for storing fresh drinking water.
- Does the tank come with fittings included? No, the tank is sold blank without fittings, but fittings can be added upon request with a quote.
- What manufacturing process is used to make this water tank? The tank is made using roto-molding, a process that creates a seamless, one-piece tank with equal wall thickness for durability and leak-proof performance.
- Is this tank resistant to corrosion and stains? Yes, the tank is designed to be stain, corrosion, and rust resistant, ensuring long-lasting cleanliness and functionality.
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.

