22 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-414)

Description

The Custom Roto-Mold 22 Gallon Marine Water Tank (Part# MW-414) is purpose-built for dependable potable water storage in a variety of marine, RV, and mobile equipment applications. Its compact, cube-like shape makes it ideal for installations in tight compartments, under-seat areas, or utility bays where space efficiency is critical.

Constructed using rotational molding technology, this tank features a seamless, one-piece body that provides excellent resistance to cracks, leaks, and stress-related fatigue, even under constant vibration and rugged travel conditions. The MW-414 is made from FDA-approved polyethylene resin, fully compliant with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring that it is safe for storing potable drinking water.

Whether you're outfitting a sailboat, work trailer, van conversion, or small liveaboard, the MW-414 provides a reliable, space-conscious, and long-lasting solution for fresh water storage in mobile environments.

Key Features

• 22-Gallon Capacity: Suitable for mid-size freshwater needs in marine and RV systems.
• Rotationally Molded Construction: Seamless, one-piece tank resists leaks, cracks, and structural failure.
• FDA-Compliant Polyethylene: Manufactured from food-grade resin for safe potable water storage.
• Compact Footprint: Measures 24.125" L x 21.25" W x 15.25" H, making it ideal for tight or multi-directional installations.
• Built for Mobile Use: Withstands vibration, UV rays, saltwater exposure, and temperature variation.
• Blank Configuration: Ships with no pre-installed fittings for maximum layout flexibility.
• Lightweight Design: Weighs just 25 lbs for easy transport and installation.
• Natural Translucent Color: Enables quick visual monitoring of water level.
• Made in the USA: Proudly produced in Oregon under strict quality assurance processes.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-414
• Capacity: 22 gallons
• Dimensions: 24.125" L x 21.25" W x 15.25" H
• Weight: 25 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.