33 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-558)

Description

The Custom Roto-Mold 33 Gallon Marine Water Tank (Part# MW-558) is designed to provide reliable and safe potable water storage in marine, RV, and trailer-based systems. Its compact rectangular footprint and mid-profile height make it ideal for under-seat compartments, below-deck spaces, or equipment bays where space is limited.

Built using rotational molding technology, this tank features a seamless, one-piece construction that enhances resistance to cracking, impact damage, and long-term wear, even in mobile environments subject to movement and vibration.

Manufactured from FDA-approved polyethylene resin, the MW-558 complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring it is safe for potable water use. Weighing 34 lbs and offering 33 gallons of capacity, this tank delivers a dependable, rugged, and space-conscious water storage solution suitable for a wide range of marine and mobile applications.

Key Features

• 33-Gallon Capacity: A versatile choice for small to mid-size marine or off-grid potable water systems.
• Rotationally Molded Construction: Seamless and impact-resistant for maximum durability.
• FDA-Compliant Polyethylene: Made with food-grade resin safe for drinking water.
• Compact Design: Stands just 13.375" high, ideal for tight vertical clearances and storage compartments.
• Marine-Grade Performance: Designed to withstand vibration, UV exposure, and harsh marine conditions.
• Blank Configuration: Ships without pre-installed fittings for custom plumbing flexibility.
• Lightweight and Durable: 34 lb weight allows for easy handling and reliable installation.
• Made in the USA: Manufactured in Oregon under strict quality standards.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-558
• Capacity: 33 gallons
• Dimensions: 30" L x 21.25" W x 13.375" H
• Weight: 34 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

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 33 Gallon Custom Roto-Mold Marine Water Tank (MW-558) at a lower price from an authorized competitor within 6 months, we’ll match it and refund the difference.

Contact: info@tanksupplydirect.com