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Upgrade your Mercedes Freespirit 22SS RV's water system with the ICON 20 Gallon Holding Tank, a precision-engineered replacement designed for seamless compatibility and reliable performance. This high-quality tank ensures optimal water storage and management for your recreational vehicle, delivering durability and peace of mind during your travels.
Features and Specifications
- Direct replacement for Mercedes Freespirit 22SS water system
- Manufactured by trusted ICON Direct brand
- 20-gallon capacity for extended water storage
- Dimensionally precise: 28" x 21" x 18" footprint
- Constructed from premium polyethylene material
- Ideal for fresh water or holding tank applications
Why Choose This Fresh Water Tank
Elkhart Plastics, the premier manufacturer behind this ICON tank, represents decades of RV component engineering expertise. Their commitment to quality means each tank undergoes rigorous testing to ensure structural integrity, leak resistance, and long-term performance under varying environmental conditions.
The precision manufacturing process guarantees a tank that not only fits perfectly but provides reliable water management, making it a smart investment for RV owners seeking dependable replacement components. This tank represents the gold standard in aftermarket RV water system solutions.
Compare Similar Fresh Water Tanks
| Model | Capacity | Manufacturer | Details |
|---|---|---|---|
| ICON - 20 Gallon RV Holding Tank - 28" x 21" x 18" - H3 (This Product) | 20 gal | Icon Direct | Current Product |
| 20 Gallon RV Water Tank 22 1/2" x 17" x 13" EPI 104W - | 20 gal | Elkhart Plastics/Ameri-Kart | View Details |
| Alpha - 20 Gallons Fresh Water Tank - 22 1/2" x 17" x 1 | 20 gal | Alpha | View Details |
| Alpha - 20 Gallons Fresh Water Tank - 29 3/4" x 10" x 1 | 20 gal | Alpha | View Details |
| Alpha - 19 Gallons Fresh Water Tank - 55" x 38" x 6 1/4 | 19 gal | Alpha | View Details |
Tip: Measure your tank cavity before ordering to ensure a proper fit.
Technical Specifications
- Material: High-density polyethylene
- Color: White
- Weight: Approximately 15 lbs
- Maximum working pressure: 5 PSI
- Temperature range: 32-180 degrees Fahrenheit
- UV-resistant construction
- Compatible with standard RV plumbing connections
- Meets RVIA manufacturing standards
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.
| Width (inches) | 21 |
|---|---|
| Height (inches) | 18 |
| Length (inches) | 28 |
| Weight (pounds) | 20 |
| Capacity (gallons) | 20 |
| Material thickness | thicker amount of material |
- What is the capacity of the icon holding tank h3979? The ICON Holding Tank H3979 has a capacity of 20 gallons.
- Is the icon holding tank suitable for both black and gray water? Yes, the ICON Holding Tank can be used for black water, gray water, or a combination of both.
- Does this holding tank come with preinstalled fittings? Most ICON tanks have a preinstalled drain and level sensors, but it is recommended to view the product image carefully before ordering to ensure the correct selection.
- What vehicles is the icon holding tank h3979 designed to fit? This tank replaces the Triple E B50567 and is designed to fit the 2013 Mercedes Freespirit 22SS.
- What certifications does the icon holding tank have? The ICON Holding Tank is certified to IAPMO and CSA standards.
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.

