99 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-554)

Description

The Custom Roto-Mold 99 Gallon Marine Water Tank (Part# MW-554) is engineered to provide dependable and spacious freshwater storage for marine, RV, and mobile applications. Its balanced rectangular footprint and generous capacity make it a versatile solution for long-haul water supply in tight or structured compartments.

Constructed using rotational molding technology, this tank features a seamless, one-piece body that eliminates the risk of weak points, ensuring maximum resistance to cracks, stress, or leaks, even in dynamic and high-vibration environments.

Crafted from FDA-approved polyethylene resin, the MW-554 meets FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, making it fully safe for storing potable drinking water.

Key Features

• 99-Gallon Capacity: Ample storage for extended marine trips, RV use, or off-grid systems.
• Rotationally Molded Construction: Seamless design resists impact and deformation.
• FDA-Compliant Polyethylene: Safe, food-grade material approved for potable water.
• Rectangular Form Factor: Measures 52.375" x 23.625" x 23.625"—compact yet high-capacity.
• Marine-Grade Durability: Withstands saltwater, vibration, and extreme weather without degrading.
• Blank Configuration: Ships without fittings for full installation flexibility.
• Balanced Build: Weighs 78 lbs for reliable performance and manageable setup.
• Made in the USA: Precision-made in Oregon to ensure quality and consistency.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-554
• Capacity: 99 gallons
• Dimensions: 52.375" L x 23.625" W x 23.625" H
• Weight: 78 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.