35 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-363)

Description

The Custom Roto-Mold 35 Gallon Marine Water Tank (Part# MW-363) is designed for reliable and space-efficient potable water storage in marine, RV, and mobile environments. Its long and low-profile design makes it ideal for installations in tight compartments, under benches, or in low-clearance spaces within boats, campervans, or trailers.

Constructed using rotational molding technology, this tank features a seamless, one-piece body that resists cracks, leaks, and fatigue. Made from FDA-approved polyethylene resin, the MW-363 complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring safe storage of potable water.

The tank ships blank (without pre-installed fittings), giving you full flexibility to customize the plumbing layout according to your system's needs. Whether you're planning a marine build or an RV retrofit, the MW-363 delivers durable, long-term performance in any mobile application.

Key Features

• 35-Gallon Capacity: Offers a mid-size solution for fresh water storage in marine and mobile setups.
• Rotationally Molded Construction: Seamless, one-piece tank body ensures high strength and resistance to stress.
• FDA-Compliant Polyethylene: Manufactured from food-grade resin that is safe for storing drinking water.
• Low-Profile Rectangular Shape: Measures 66" L x 15.5" W x 9.8125" H, ideal for shallow or tight installations.
• Built to Last: Withstands vibration, UV rays, and saltwater environments for dependable use over time.
• Blank Configuration: Ships without fittings to allow for a fully customizable plumbing system.
• Lightweight Design: Weighs only 47 lbs, making transport and installation simple.
• Natural Translucent Color: Enables easy water level monitoring without a gauge.
• Made in the USA: Proudly manufactured in Oregon to high quality standards.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-363
• Capacity: 35 gallons
• Dimensions: 66" L x 15.5" W x 9.8125" H
• Weight: 47 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.