16 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-551)

Description

The Custom Roto-Mold 16 Gallon Marine Water Tank (Part# MW-551) is built to provide compact and reliable potable water storage for marine vessels, RVs, and other mobile environments where space is limited. Its low-profile, rectangular design allows for convenient installation under seats, floors, or shallow compartments.

Made from FDA-approved polyethylene resin, the MW-551 meets FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring safe storage of drinking water.

Weighing just 23 lbs, the tank is easy to handle during installation yet durable enough for long-term use in demanding marine conditions. Its 16-gallon capacity offers a convenient supply of freshwater for small-to-medium vessels or auxiliary storage needs.

Key Features

• 16-Gallon Capacity: Ideal for freshwater storage in small boats, campers, or backup systems.
• Rotationally Molded Construction: Seamless, stress-resistant tank ensures durability and longevity.
• FDA-Compliant Polyethylene: Made with food-safe resin approved for potable water use.
• Low-Profile Design: Just 7.875" high—perfect for tight under-deck or floor-mounted installations.
• Marine-Grade Performance: Withstands UV, saltwater, and continuous motion.
• Blank Configuration: Ships without fittings to allow full customization.
• Lightweight Yet Tough: Weighs 23 lbs for easy handling and secure mounting.
• Made in the USA: Proudly manufactured in Oregon under rigorous quality controls.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-551
• Capacity: 16 gallons
• Dimensions: 23.875" L x 21.125" W x 7.875" H
• Weight: 23 lbs
• Material: FDA-compliant polyethylene
• Wall thickness: 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.