18 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-410)

Description

The Custom Roto-Mold 18 Gallon Marine Water Tank (Part# MW-410) is built for compact, dependable potable water storage in marine, RV, and mobile utility systems. With its short rectangular design, this tank is ideal for installations in tight spaces, such as under seats, inside cabinets, or in compartments where height and width are limited.

Manufactured using rotational molding technology, the tank features a seamless, one-piece body that resists cracks, leaks, and stress failures over time. Constructed from FDA-approved polyethylene resin, the MW-410 meets FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring safe storage of potable water for drinking or hygiene systems.

This tank ships blank (no pre-installed fittings), allowing you to fully customize your plumbing layout. Whether you’re outfitting a small boat, van conversion, or utility trailer, this 18-gallon tank offers strength, versatility, and safe water storage.

Key Features

• 18-Gallon Capacity: Compact yet reliable storage volume for marine, RV, and portable applications.
• Rotationally Molded Construction: Seamless, one-piece tank body ensures long-term durability without weak points.
• FDA-Compliant Polyethylene: Made from food-grade resin approved for storing drinking water.
• Space-Efficient Rectangular Design: Measures 20.25" L x 18.75" W x 12.25" H, perfect for tight or shallow compartments.
• Built for Harsh Conditions: Resists UV damage, vibration, and saltwater exposure.
• Blank Configuration: Ships without fittings for full flexibility in plumbing design.
• Lightweight and Easy to Handle: Weighs only 22 lbs for quick installation and transport.
• Translucent Natural Color: Makes it easy to visually monitor the water level.
• Made in the USA: Proudly manufactured in Oregon with rigorous quality control.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-410
• Capacity: 18 gallons
• Dimensions: 20.25" L x 18.75" W x 12.25" H
• Weight: 22 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

Ships FOB from Idaho (Zip Code: 83605), Freight Class 250. Liftgate service is available upon request for residential or limited-access delivery locations.

Covered by a 1-Year Limited Warranty against defects in materials and workmanship under normal use conditions.

Price Match Guarantee

If you find the 18 Gallon Custom Roto-Mold Marine Water Tank (MW-410) at a lower price from an authorized competitor within 6 months, we’ll match it and refund the difference.

Contact: info@tanksupplydepot.com