48 Gallon Custom Roto-Mold RV Water Tank (MPN: W-279)

Description

The Custom Roto-Mold 48 Gallon RV Water Tank (Part# W-279) is expertly engineered for potable water storage in a variety of mobile and off-grid applications. Constructed from rotationally molded polyethylene resin, this tank is built to deliver outstanding durability, leak resistance, and long-term performance in rugged environments.

Ideal for recreational vehicles, campers, tiny homes, and food trucks, this tank offers a practical capacity in a long and ultra-slim footprint (72" L x 20" W x 8" H), making it perfect for tight horizontal installations. Whether placed beneath flooring or in narrow storage spaces, the W-279 maximizes water storage without compromising layout.

Thanks to its seamless, one-piece design, the tank resists cracks, ruptures, and weak points that can occur with welded or joined models. Made from FDA-compliant polyethylene, this tank adheres to FDA regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring safe storage of potable water for drinking, washing, and cooking.

Key Features

• 48-Gallon Capacity: Provides reliable freshwater storage for RVs, food trucks, and mobile builds.
• Rotationally Molded Polyethylene: Seamless, one-piece construction offers superior durability and leak prevention.
• FDA-Compliant Materials: Made from food-grade polyethylene safe for potable water use.
• Ultra-Slim Design: Measures 72" x 20" x 8", ideal for tight, low-clearance installation spaces.
• Highly Durable: Resists cracking, chipping, and damage from movement or vibration.
• Blank Configuration: Ships with no fittings installed for full customization.
• Made in the USA: Built using premium polyethylene and strict manufacturing standards.
  

Specifications

• Product Type: RV Fresh Water Tank
• Part Number: W-279
• Capacity: 48 Gallons
• Dimensions: 72" L x 20" W x 8" H
• Weight: 24 lbs
• Material: FDA-Compliant Polyethylene
• Color: Natural (Translucent White)
• Fittings: Blank (No pre-installed fittings)
• Manufacturing Location: USA
• 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 48 Gallon Custom Roto-Mold Water Tank (W-279) 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