56 Gallon Custom Roto-Mold RV Water Tank (MPN: W-4)

Description

The Custom Roto-Mold 56 Gallon RV Water Tank (Part# W-4) is engineered to meet the requirements of mobile potable water storage applications. Manufactured from rotationally molded polyethylene resin, this tank is made specifically for safe and reliable potable water use.

This RV water tank is commonly used in recreational vehicles, campers, tiny homes, and food trucks. Its low-profile rectangular design is ideal for installations where broad horizontal space is available and height clearance is limited.

Thanks to its seamless, one-piece construction, the tank provides exceptional durability and resists cracks, chips, and ruptures. Made from FDA-approved polyethylene, it complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring it is safe for potable water storage in mobile systems.

For assistance with your RV water tank project, Tank Superstore’s team of specialists is ready to provide expert guidance and help you find the right solution for your application.

Key Features

• 56-Gallon Capacity: Suitable for medium-to-large potable water systems in RVs and mobile setups.
• Rotationally Molded Polyethylene: Durable, seamless construction reduces the risk of leaks or failure.
• FDA-Compliant Materials: Built from resin approved for potable water per FDA standards.
• Low-Profile Design: Measures 60" x 20.5" x 11", allowing easy installation under benches or floors.
• Heavy-Duty Construction: Withstands vibration, rough travel conditions, and routine use.
• Blank Configuration: No pre-installed fittings, giving full flexibility for plumbing layout.
• Made in the USA: Manufactured in Oregon using high-quality, food-grade polyethylene.
  

Specifications

• Product Type: RV Fresh Water Tank
• Part Number: W-4
• Capacity: 56 Gallons
• Dimensions: 60" L x 20.5" W x 11" H
• Weight: 24 lbs
• Material: FDA-Compliant Polyethylene
• Color: Natural (Translucent White)
• Fittings: Blank (No pre-installed fittings)
• Manufacturing Location: Oregon, USA
• Application: Potable Water
  

Shipping & Warranty

Shipping Information

• Manufacture Lead Time: 3-5 Weeks 
  
• Ships From (State): ID
  

Products are subject to freight or parcel shipping costs. Shipping charges are calculated at checkout based on delivery location, product size, weight, and carrier requirements.

Each tank is manufactured and assembled in the USA using high-quality materials and strict quality control standards—built for long-term, dependable use in demanding applications.

Warranty Information

Custom Roto-Molding tanks are covered by a 5-year manufacturer warranty from the date of original purchase against defects in material and workmanship. Coverage applies to tanks that are correctly installed and have not been subjected to abuse or misuse, and is for the benefit of the original end user. The warranty does not cover misuse, fire, accident, negligence, transit damage, unauthorized modifications, excessive external pressure, abnormal use, product loss through leakage, or related injury/property damage. Manufacturer liability is limited to repair or, at its option, replacement of a qualifying defective product, subject to written notice within the warranty period and return of the item to the point of manufacture with transportation prepaid. For warranty details or to initiate a warranty claim, please contact Tank Supply Direct at info@tanksupplydirect.com.