18 Gallon Custom Roto-Mold RV Water Tank (MPN: W-502)

Description

The Custom Roto-Mold 18 Gallon RV Water Tank (Part# W-502) is engineered to meet the demands of mobile potable water storage in compact and space-constrained environments. Crafted from rotationally molded polyethylene resin, this tank delivers durable and safe performance for potable water systems.

Designed for use in recreational vehicles, food trucks, campers, and tiny homes, this 18-gallon tank provides a space-efficient solution for fresh water storage while on the move or in stationary applications.

Its seamless, one-piece construction ensures excellent resistance to cracking, leaking, and structural stress. Built with FDA-approved food-grade polyethylene, the tank complies with FDA regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring it is safe for potable water use.

Key Features

• 18-Gallon Capacity: Compact size ideal for low-volume potable water needs in RVs, food trucks, or tiny houses.
• Rotationally Molded Polyethylene: One-piece construction ensures high durability and leak resistance.
• FDA-Compliant Materials: Made using food-safe resin approved for potable water storage.
• Slim Profile Design: Measures 55" x 13.5" x 6", ideal for tight horizontal installation areas.
• Highly Durable: Built to handle road vibration, thermal changes, and rugged mobile environments.
• Blank Configuration: Ships with no pre-drilled or pre-installed fittings for full customization.
• Made in the USA: Proudly manufactured in Oregon using high-quality, FDA-approved materials.
  

Specifications

• Product Type: RV Fresh Water Tank
• Part Number: W-502
• Capacity: 18 Gallons
• Dimensions: 55" L x 13.5" W x 6" H
• Weight: 14 lbs
• Material: FDA-Compliant Polyethylene
• Color: Natural (Translucent White)
• Fittings: Blank (No pre-installed fittings)
• Manufacturing Location: Oregon, USA
• Application: Potable Water
  

Shipping & Warranty

Shipping Information

• Manufacture Lead Time: 4-5 Week Lead Time 
  
• Ships From (State): ID
  

Products are subject to freight or parcel shipping costs. Shipping charges are calculated at checkout based on delivery location, product size, weight, and carrier requirements.

Each tank is manufactured and assembled in the USA using high-quality materials and strict quality control standards—built for long-term, dependable use in demanding applications.

Warranty Information

Warranty coverage varies by manufacturer and product type. For warranty details or to initiate a warranty claim, please contact Tank Supply Direct at info@tanksupplydirect.com.

Price Match Guarantee

If you find the 18 Gallon Custom Roto-Mold Water Tank (W-502) 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