20 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-368)

Description

The Custom Roto-Mold 20 Gallon Marine Water Tank (Part# MW-368) is designed to provide compact and dependable potable water storage in marine, RV, and mobile environments. Its compact rectangular shape makes it ideal for use in boats, campervans, utility trailers, and other tight spaces where reliability and space-efficiency are key.

Constructed using rotational molding technology, this tank features a seamless, one-piece body that is highly resistant to cracks, leaks, and structural fatigue. Manufactured from FDA-approved polyethylene resin, the MW-368 complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, making it safe for storing drinking water.

The tank ships blank (without pre-installed fittings), allowing for full customization of the plumbing layout. Whether you are outfitting a boat galley or building a compact freshwater system in your RV, the MW-368 offers long-lasting, rugged performance.

Key Features

• 20-Gallon Capacity: Provides a reliable mid-size solution for potable water storage in marine and mobile setups.
• Rotationally Molded Construction: Seamless, one-piece tank body offers maximum strength and structural integrity.
• FDA-Compliant Polyethylene: Manufactured from food-grade resin that is approved for safe potable water use.
• Compact Rectangular Design: Measures 24.5" L x 15.5" W x 13.5" H, ideal for installations where space is limited.
• Durable and Resilient: Built to withstand road or wave vibration, saltwater exposure, and UV radiation.
• Blank Configuration: Ships without fittings to support custom plumbing setups tailored to your project.
• Lightweight and Easy to Handle: Weighs only 24 lbs, making installation simple and efficient.
• Natural Translucent Color: Allows for quick and easy visual water level inspection.
• Made in the USA: Proudly manufactured in Oregon under strict quality control guidelines.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-368
• Capacity: 20 gallons
• Dimensions: 24.5" L x 15.5" W x 13.5" H
• Weight: 24 lbs
• Material: FDA-compliant polyethylene
• Wall thickness: Approx. 0.25"
• Color: Natural (translucent white)
• Fittings: Blank (no pre-installed fittings)
• Manufacturing location: Oregon, USA
• Application: Potable water (Marine use)
  

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.