Description
The Custom Roto-Mold 54 Gallon RV Water Tank (Part# W-337) is engineered to meet the requirements of mobile potable water storage systems. Constructed using rotationally molded polyethylene resin, this tank features a seamless, one-piece design that provides superior strength, impact resistance, and protection against leaks or ruptures.
Designed for installation in recreational vehicles, food trucks, campers, tiny homes, and other mobile setups, the W-337 offers a space-efficient layout with a generous 54-gallon capacity. Its low-profile, rectangular footprint allows for versatile mounting in tight or shallow compartments.
Built using FDA-approved polyethylene resin, this tank meets FDA regulation 21 CFR 177.1520 (1) 3.1 and 3.2, making it safe for storing potable water. Whether you're building a new mobile water system or replacing an old tank, the W-337 provides durability, safety, and peace of mind.
Key Features
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54-Gallon Capacity: Mid-size tank ideal for potable water systems in RVs, vans, and mobile homes.
 
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Rotationally Molded Polyethylene: Seamless one-piece construction eliminates joints, reducing the risk of leaks.
 
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FDA-Compliant Materials: Made with food-grade polyethylene resin approved for drinking water use.
 
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Low-Profile Design: Dimensions of 54.375" x 28.5" x 9" fit well into tight, under-bench, or flat-mount spaces.
 
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Blank Configuration: Ships with no fittings installed, allowing for complete customization of inlet and outlet placement.
 
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Made in the USA: Proudly manufactured in Oregon using premium-quality polyethylene.
 
Specifications
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Product Type: RV Fresh Water Tank
 
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Part Number: W-337
 
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Capacity: 54 Gallons
 
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Dimensions: 54.375" L x 28.5" W x 9" H
 
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Weight: 25 lbs
 
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Material: FDA-Compliant Polyethylene
 
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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
 
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 54 Gallon Custom Roto-Mold Water Tank (W-337) offered at a lower price from any authorized competitor within 6 months of purchase, we’ll match the price and refund the difference.
Contact: info@tanksupplydirect.com