Keep It Together with ICON: The Durable 57-Gallon RV Holding Tank
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- Dimensions: 84x20x10.88
- ICON has a wide selection of different sizes and capacities of holding tanks for your RV. Engineered with a thicker amount of material, you can have peace of mind knowing that your ICON holding tank was built to last. Replace a leaky or damaged tank with a durable ICON tank or upgrade your holding tanks capacity with an ICON tank designed to fit your RV.
- Made with a thicker amount of material for a stronger build
- Most tanks have a preinstalled drain and level sensors
- Tanks can be used for black or gray water, or a combination of both
- ICON tanks are certified to IAPMO and CSA standards
- Please view the image carefully before ordering to ensure a correct selection is made as some tanks come with preinstalled fittings
- Source your holding tank from a trusted brand - ICON Technologies
Tank Only
| Width (inches) | 20 |
|---|---|
| Height (inches) | 11 |
| Length (inches) | 85 |
| Weight (pounds) | 32 |
| Capacity (gallons) | 57 |
| Material thickness | Thicker than standard |
- What are the dimensions of the icon holding tank h3658? The dimensions of the ICON Holding Tank H3658 are 84 inches in length, 20 inches in width, and 10.88 inches in height.
- What is the capacity of this holding tank? This ICON Holding Tank has a capacity of 57 gallons.
- Is this 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 tank come with preinstalled fittings such as a drain or level sensors? Most ICON tanks come with preinstalled drains and level sensors, but please check the product image carefully to confirm for this specific model.
- Is the icon holding tank certified for quality and safety? Yes, ICON Holding Tanks are certified to IAPMO and CSA standards, ensuring quality and safety.
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 Genuine, name-brand components made to order — never generic, never outdated.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.

