40 Gallon Custom Roto-Mold Marine Water Tank (MPN: MW-443)

Description

The Custom Roto-Mold 40 Gallon Marine Water Tank (Part# MW-443) is designed to provide safe and efficient potable water storage for marine vessels, RVs, camper vans, and other mobile water systems. Its rectangular profile is ideal for under-bench, utility bay, or cargo hold installations where space must be used efficiently.

Manufactured using rotational molding technology, this tank features a seamless, one-piece body that ensures exceptional resistance to leaks, cracks, and structural fatigue — even under constant motion or rugged travel conditions.

Made from FDA-approved polyethylene resin, the MW-443 complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, verifying that it is safe for potable water use. Its translucent natural color provides an easy way to check water levels at a glance.

Key Features

• 40-Gallon Capacity: A practical size for freshwater use in mid-sized boats, RVs, or tiny home systems.
• Rotationally Molded Construction: One-piece seamless design for superior durability and longevity.
• FDA-Compliant Polyethylene: Safe for drinking water storage; made from food-grade resin.
• Space-Efficient Design: Measures 42" L x 23.5" W x 10" H, fitting in compact and flat mounting areas.
• Durable and UV Resistant: Built to handle outdoor, marine, and mobile environments.
• Blank Tank Configuration: Ships without fittings so you can install ports where needed.
• Lightweight Build: Weighs only 43 lbs for easier handling and installation.
• Natural Translucent Color: Enables easy monitoring of water levels.
• Made in the USA: Manufactured in Oregon under rigorous quality control.
  

Specifications

• Product type: Marine fresh water tank
• Part number: MW-443
• Capacity: 40 gallons
• Dimensions: 42" L x 23.5" W x 10" H
• Weight: 43 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 40 Gallon Custom Roto-Mold Marine Water Tank (MW-443) at a lower price from an authorized competitor within 6 months, we’ll match it and refund the difference.

Contact: info@tanksupplydirect.com