38 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-516)

Description

The Custom Roto-Mold 38 Gallon Marine Water Tank (Part# MW-516) is designed to provide dependable potable water storage in mobile and marine environments. With its extra-long, low-profile design, it’s ideal for under-bench or under-deck installations in boats, trailers, or RVs where vertical clearance is minimal.

Crafted through rotational molding technology, the tank features a seamless, one-piece construction that delivers excellent durability and resistance to cracks, chips, and stress damage—even in high-vibration settings.

Manufactured from FDA-approved polyethylene resin, the MW-516 complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, making it safe for potable water use. The tank ships blank, allowing for flexible fitting placement based on your specific plumbing layout.

Key Features

• 38-Gallon Capacity: Perfect for marine and RV applications needing compact yet reliable water supply.
• Rotationally Molded Construction: Durable, seamless body prevents leaks, warping, and failure.
• FDA-Compliant Polyethylene: Built using food-grade resin, safe for drinking water storage.
• Slim, Low-Profile Design: Just 6" high (88" L x 18" W x 6" H), ideal for tight horizontal compartments.
• Marine-Grade Durability: Withstands UV rays, saltwater, and vibration without degrading.
• Blank Configuration: Ships with no pre-drilled fittings, allowing customized installation.
• Lightweight & Easy to Handle: Weighs 57 lbs, manageable for two-person installations.
• Made in the USA: Proudly produced in Oregon, maintaining consistent quality standards.
  

Specifications

• Product Type: Marine fresh water tank
• Part Number: MW-516
• Capacity: 38 gallons
• Dimensions: 88" L x 18" W x 6" H
• Weight: 57 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.