Description
The Custom Roto-Mold 188 Gallon Marine Water Tank (Part# MW-501) is built for high-capacity potable water storage in marine and mobile environments where both volume and durability matter. Its rugged, horizontal design is ideal for larger boats, trailers, off-grid cabins, or any application requiring a reliable freshwater reserve.
Crafted with rotational molding technology, the tank features a seamless, one-piece polyethylene construction that resists cracks, ruptures, and vibration stress—making it ideal for use on the water or on the move.
Manufactured from FDA-approved polyethylene resin, the MW-501 complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring safe, long-term storage of drinking water. The tank ships blank (no pre-installed fittings), giving you total flexibility for custom plumbing installations.
Key Features
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188-Gallon Capacity – A large-scale solution ideal for extended freshwater storage in marine and off-grid applications.
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Rotationally Molded Construction – Seamless and impact-resistant body delivers long-lasting performance in mobile environments.
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FDA-Compliant Polyethylene – Made with food-grade resin approved for safe potable water storage.
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Spacious Yet Stable – Measures 61" L x 40" W x 20" H, providing a high volume without excessive footprint length.
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Marine-Grade Durability – Designed to withstand UV exposure, saltwater environments, and road or waterborne vibrations.
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Blank Configuration – Ships with no pre-installed fittings, giving you full control over the inlet/outlet placement.
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Balanced Weight – Weighs 115 lbs, offering both high-capacity stability and reasonable handling for installation.
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Made in the USA – Proudly manufactured in Oregon, ensuring dependable quality and regulatory compliance.
Specifications
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Product Type: Marine fresh water tank
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Part Number: MW-501
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Capacity: 188 gallons
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Dimensions: 61" L x 40" W x 20" H
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Weight: 115 lbs
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Material: FDA-compliant polyethylene
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Wall Thickness: Approx. 0.25"
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Color: Natural (Translucent white)
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Fittings: Blank (no pre-installed fittings)
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Manufacturing Location: Oregon, USA
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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 188 Gallon Custom Roto-Mold Marine Water Tank (MW-501) at a lower price from an authorized competitor within 6 months, we’ll match it and refund the difference.
Contact: info@tanksupplydepot.com